Demographics of Bulgaria

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Demographics of Bulgaria
Bulgaria-demography.png
Bulgarian demographic scale
Population 7 245 677 (31 December 2013) [1]
Growth rate Decrease -5.2 people/1,000 population (2013) [1]
Birth rate Decrease 9.2 births/1,000 population (2013) [1]
Death rate Decrease 14.4 deaths/1,000 population (2013) [1]
Life expectancy Increase 74.5 years (2013) [1]
 • male Increase 71.0 years
 • female Increase 78.0 years
Fertility rate Decrease 1.48 children born/woman (2013) [1]
Infant mortality rate positive decrease 7.3 deaths/1,000 infants (2013) [1]
Net migration rate -0.7 migrant(s)/1,000 population (2012)
Age structure
0–14 years 13.2%
15–64 years 68.3%
65 and over 18.5% (2011) [2]
Sex ratio
At birth 1.06 male(s)/female
Under 15 1.05 male(s)/female
15–64 years 0.97 male(s)/female
65 and over 0.68 male(s)/female
Nationality
Nationality noun: Bulgarian(s) adjective: Bulgarian
Major ethnic Bulgarian (84.8%)
Minor ethnic Turkish (8.8%)
Roma (4.9%)
Other and unknown (1.5%)
Language
Official Bulgarian (85.2%)

The demography of the Republic of Bulgaria is monitored by the "Natsionalen Statisticheski Institut" (National Statistical Institute of Bulgaria).

This article is about the demographic features of the population of Bulgaria, including population density, ethnicity, education level, health of the populace, economic status, religious affiliations and other aspects of the population.

Bulgaria has a high Human Development Index of 0.782, ranking 57th in the world in 2012[3] and holds the 38th position in Newsweek's rankings of the world's best countries to live in, measuring health, education, political environment and economic dynamism.[4]

Demographic history[edit]

Various estimates have put Bulgaria's medieval population at 1.1 million in 700 AD and 2.6 million in 1365.[5] The latest 2011 census, the population inhabiting Bulgaria is 7,364,570 in total.[2] The peak was in 1989, the year when the borders opened after a half of a century of totalitarian regime, when the population numbered 9,009,018.

Census population and average annual growth rate
Year Pop. ±% p.a.
700 1,100,000 —    
1365 2,600,000 +0.13%
1887 3,154,375 +0.04%
1892 3,310,713 +0.97%
1900 3,744,283 +1.55%
1905 4,035,575 +1.51%
1910 4,337,513 +1.45%
1920 4,846,971 +1.12%
1926 5,528,741 +2.22%
1934 6,077,939 +1.19%
1946 7,029,349 +1.22%
1956 7,613,709 +0.80%
1965 8,227,966 +0.87%
1975 8,727,771 +0.59%
1985 8,948,649 +0.25%
1989 9,009,018 +0.17%
1992 8,487,317 −1.97%
2001 7,932,984 −0.75%
2011 7,364,570 −0.74%
Source: Censuses in Bulgaria

1900–1915[edit]

[6][7][8]

Average population (x 1000) Live births Deaths Natural change Crude birth rate (per 1000) Crude death rate (per 1000) Natural change (per 1000)
1900 3 710 157 000 84 000 73 000 42.3 22.6 19.7
1901 3 740 141 000 87 000 54 000 37.7 23.3 14.4
1902 3 800 149 000 91 000 58 000 39.2 23.9 15.3
1903 3 850 159 000 88 000 71 000 41.3 22.9 18.4
1904 3 910 167 000 84 000 83 000 42.7 21.5 21.2
1905 4 000 174 000 87 000 87 000 43.5 21.8 21.8
1906 4 100 179 000 91 000 88 000 43.7 22.2 21.5
1907 4 150 180 000 92 000 88 000 43.4 22.2 21.2
1908 4 200 169 000 102 000 67 000 40.2 24.3 16.0
1909 4 280 173 000 113 000 60 000 40.4 26.4 14.0
1910 4 350 180 000 100 000 80 000 41.4 23.0 18.4
1911 4 400 176 000 94 000 82 000 40.0 21.4 18.6
1912 4 430 185 000 91 000 94 000 41.8 20.5 21.2
1913 4 200 108 000 122 000 -14 000 25.7 29.0 -3.3
1914 4 240 191 000 88 000 103 000 45.0 20.8 24.3
1915 4 280 172 000 85 000 87 000 40.2 19.9 20.3

1916–1940[edit]

Average population (x 1000) Live births Deaths Natural change Crude birth rate (per 1000) Crude death rate (per 1000) Natural change (per 1000) Fertility rates
1916 4 660 99 000 97 000 2 000 21.2 20.8 0.4
1917 4 690 81 000 99 000 -18 000 17.3 21.1 -3.8
1918 4 740 100 000 152 000 -52 000 21.1 32.1 -11.0
1919 4 790 157 000 97 000 60 000 32.8 20.3 12.5
1920 4 850 193 000 104 000 89 000 39.8 21.4 18.4
1921 4 890 197 000 106 000 91 000 40.3 21.7 18.6
1922 5 010 203 000 106 000 97 000 40.5 21.2 19.4
1923 5 090 192 000 108 000 84 000 37.7 21.2 16.5
1924 5 210 207 000 108 000 99 000 39.7 20.7 19.0
1925 5 310 196 000 102 000 94 000 36.9 19.2 17.7
1926 5 420 203 000 93 000 110 000 37.5 17.2 20.3
1927 5 510 183 000 112 000 71 000 33.2 20.3 12.9
1928 5 590 185 000 99 000 86 000 33.1 17.7 15.4
1929 5 670 173 000 103 000 70 000 30.5 18.2 12.3
1930 5 740 180 000 93 000 87 000 31.4 16.2 15.2 4,05
1931 5 800 171 000 98 000 73 000 29.5 16.9 12.6 3,80
1932 5 884 186 000 96 000 90 000 31.6 16.3 15.3 4,07
1933 5 961 174 000 93 000 81 000 29.2 15.6 13.6 3,76
1934 6 039 181 795 85 046 96 749 30.1 14.1 16.0 3,88
1935 6 102 160 951 89 086 71 865 26.4 14.6 11.8 3,39
1936 6 154 159 146 87 723 71 423 25.9 14.3 11.6 3,33
1937 6 196 150 771 84 674 66 097 24.3 13.7 10.7 3,12
1938 6 244 142 415 85 373 57 042 22.8 13.7 9.1 2,92
1939 6 292 138 883 84 150 54 733 22.1 13.4 8.7 2,81
1940 6 341 140 564 85 046 55 518 22.2 13.4 8.8 2,84

1941 to present[edit]

Average population (x 1000) Live births Deaths Natural change Crude birth rate (per 1000) Crude death rate (per 1000) Natural change (per 1000) Fertility rates
1941 6 711 147 293 85 011 62 282 21.9 12.7 9.3 2,80
1942 6 767 153 272 88 082 65 190 22.6 13.0 9.6 2,91
1943 6 823 148 840 88 386 60 454 21.8 13.0 8.9 2,79
1944 6 879 151 013 94 082 56 931 22.0 13.7 8.3 2,83
1945 6 936 166 960 103 591 63 369 24.1 14.9 9.1 3,09
1946 6 993 179 226 95 799 83 427 25.6 13.7 11.9 3,29
1947 7 048 169 501 94 395 75 106 24.0 13.4 10.7 3,06
1948 7 130 175 771 89 927 85 844 24.7 12.6 12.0 3,16
1949 7 195 177 734 84 675 93 059 24.7 11.8 12.9 3,17
1950 7 251 182 571 74 134 108 437 25.2 10.2 15.0 2,94
1951 7 258 152 803 77 364 75 439 21.1 10.7 10.4 2,45
1952 7 275 154 014 84 254 69 760 21.2 11.6 9.6 2,44
1953 7 346 153 220 68 055 85 165 20.9 9.3 11.6 2,41
1954 7 423 149 902 68 384 81 518 20.2 9.2 11.0 2,36
1955 7 499 150 978 67 960 83 018 20.1 9.1 11.1 2,41
1956 7 576 147 910 71 153 76 757 19.5 9.4 10.1 2,36
1957 7 651 141 035 65 807 75 228 18.4 8.6 9.8 2,26
1958 7 728 138 294 60 734 77 560 17.9 7.9 10.0 2,23
1959 7 798 136 892 73 850 63 042 17.6 9.5 8.1 2,23
1960 7 867 140 082 63 665 76 417 17.8 8.1 9.7 2,31
1961 7 943 137 861 62 562 75 299 17.4 7.9 9.5 2,29
1962 8 013 134 148 69 640 64 508 16.7 8.7 8.1 2,24
1963 8 078 132 143 66 057 66 086 16.4 8.2 8.2 2,21
1964 8 144 130 958 64 479 66 479 16.1 7.9 8.2 2,19
1965 8 201 125 791 66 970 58 821 15.3 8.2 7.2 2,09
1966 8 258 123 039 68 366 54 673 14.9 8.3 6.6 2,03
1967 8 310 124 582 74 696 49 886 15.0 9.0 6.0 2,02
1968 8 370 141 460 72 176 69 284 16.9 8.6 8.3 2,27
1969 8 434 143 060 80 183 62 877 17.0 9.5 7.5 2,27
1970 8 490 138 745 77 095 61 650 16.3 9.1 7.3 2,17
1971 8 536 135 422 82 805 52 617 15.9 9.7 6.2 2,10
1972 8 576 131 316 84 174 47 142 15.3 9.8 5.5 2,03
1973 8 621 139 713 81 470 58 243 16.2 9.5 6.8 2,15
1974 8 679 149 196 85 239 63 957 17.2 9.8 7.4 2,29
1975 8 721 144 668 89 974 54 694 16.6 10.3 6.3 2,23
1976 8 759 144 929 88 348 56 581 16.5 10.1 6.5 2,24
1977 8 804 141 702 94 362 47 340 16.1 10.7 5.4 2,20
1978 8 814 136 442 92 445 43 997 15.5 10.5 5.0 2,15
1979 8 826 135 358 94 403 40 955 15.3 10.7 4.6 2,11
1980 8 862 128 190 97 950 30 240 14.5 11.1 3.4 2,05
1981 8 891 124 372 95 441 28 931 14.0 10.7 3.3 1,99
1982 8 917 124 166 100 293 23 873 13.9 11.2 2.7 2,02
1983 8 940 122 993 102 182 20 811 13.8 11.4 2.3 2,00
1984 8 961 122 303 101 419 20 884 13.6 11.3 2.3 1,97
1985 8 960 118 955 107 485 11 470 13.3 12.0 1.3 1,95
1986 8 958 120 078 104 039 16 039 13.4 11.6 1.8 2,00
1987 8 971 116 672 107 213 9 459 13.0 12.0 1.0 1,96
1988 8 981 117 440 107 385 10 055 13.1 12.0 1.1 1,97
1989 8 877 112 289 106 902 5 387 12.6 12.0 0.6 1,90
1990 8 718 105 180 108 608 -3 428 12.1 12.5 -0.4 1,81
1991 8 632 95 910 110 423 -14 513 11.1 12.8 -1.7 1,65
1992 8 540 89 134 107 998 -18 864 10.4 12.6 -2.2 1,54
1993 8 472 84 400 109 540 -25 140 10.0 12.9 -2.9 1,45
1994 8 444 79 442 111 787 -32 345 9.4 13.2 -3.8 1,37
1995 8 406 71 967 114 670 -42 703 8.6 13.6 -5.0 1,23
1996 8 363 72 188 117 056 -44 868 8.6 14.0 -5.4 1,24
1997 8 312 64 125 121 861 -57 736 7.7 14.7 -7.0 1,09
1998 8 257 65 361 118 190 -52 829 7.9 14.3 -6.4 1,11
1999 8 211 72 291 111 786 -39 495 8.8 13.6 -4.8 1,23
2000 8 170 73 679 115 087 -41 408 9.0 14.1 -5.1 1,26
2001 7 910 68 180 112 368 -44 188 8.6 14.2 -5.6 1,22
2002 7 849 66 499 112 617 -46 118 8.5 14.3 -5.8 1,21
2003 7 786 67 359 111 927 -44 568 8.6 14.3 -5.7 1,23
2004 7 781 69 886 110 110 -40 224 9.0 14.2 -5.2 1,29
2005 7 740 71 075 113 374 -42 299 9.2 14.6 -5.4 1,31
2006 7 699 73 978 113 438 -39 460 9.6 14.7 -5.1 1,38
2007 7 660 75 349 113 004 -37 655 9.8 14.8 -5.0 1,42
2008 7 623 77 712 110 523 -32 811 10.2 14.5 -4.3 1,48
2009 7 585 80 956 108 068 -27 112 10.7 14.2 -3.5 1,57
2010 7 534 75 513 110 165 -34 652 10.0 14.6 -4.6 1,49
2011 7 348 70 846 108 258 -37 412 9.6 14.7 -5.1 1,51
2012 7 305 69 678 109 281 -39 603 9.5 15.0 -5.4 1,50
2013 7 246 66 578 104 345 -37 767 9.2 14.4 -5.2 1,48

Projections[edit]

The following forecast for the future population is an official estimate of the National Statistical Institute of Bulgaria.[9]

Year Population
2015 7,159,819
2020 6,950,436
2025 6,734,989
2030 6,519,217
2035 6,311,454
2040 6,115,526
2045 5,929,267
2050 5,748,061
2055 5,567,060
2060 5,384,040

Ethnic groups[edit]

Population of Bulgaria according to ethnic group 1900–1946
Ethnic
group
census 1900 census 1905 census 1910 census 1920 census 1926 census 1934 census 1946 census 1956
Number  % Number  % Number  % Number  % Number  % Number  % Number  % Number  %
Bulgarian[10] 2,888,219 77.1 3,203,810 79.4 3,518,756 81.1 4,036,056 83.3 4,557,706 83.2 5,204,217 85.6 5,903,580 84.0 6,506,541 85.5
Turkish[10] 531,240 14.2 488,010 12.1 465,641 10.7 520,339 10.7 577,552 10.5 591,193 9.7 675,500 9.6 656,025 8.6
Roma[10] 89,549 2.4 99,004 2.5 122,296 2.8 98,451 2.0 134,844 2.5 149,385 2.5 170,011 2.4 197,865 2.6
Russian 1,685 0.0 3,275 0.2 2,505 0.2 9,080 0.2 19,706 0.4 11,928 0.2 13,200 0.2 10,551 0.1
Armenian 14,581 0.4 12,932 0.3 11,509 0.2 27,332 0.5 25,963 0.4 21,637 0.3 21,954 0.3
Sarakatsani 6,128 0.2 7,251 0.2 2,085 0.0
Macedonian 0 - 0 - 0 - 0 - 0 - 0 - [11] 169,5442 2.4 187,7892 2.5
Greek 66,635 1.8 63,487 1.6 43,275 1.0 42,074 0.9 10,564 0.2 9,601 0.2 7,437 0.1
Jewish 33,661 0.9 37,663 0.9 40,133 0.9 43,209 0.9 46,558 0.8 48,565 0.8 44,209 0.6 6,027 0.1
Romanian 71,063 1.9 75,773 1.9 79,429 1.8 57,312 1.2 69,080 1.2 16,504 0.3 3,749 0.0
Tatar 18,884 0.5 17,942 0.4 18,228 0.4 6,191 0.1 5,993 0.1
Gagauz 10,175 0.3 4,362 0.1
Others 13,199 0.2
Undeclared 0 - 0 - 0 - 0 - 0 - 0 - 0 - 0 -
Total 3,744,283 4,035,575 4,337,513 4,846,971 5,528,741 6,077,939 7,029,349 7,613,709
2There are strong indications that in the 1946 and the 1956 census the population was forced to list as ethnic Macedonians against their will by the communist government in accordance with an agreement with Yugoslavia.[12][13]
Population of Bulgaria according to ethnic group 1965–2011
Ethnic
group
census 1965 census 1975 [14] census 1992 [15] census 2001 [16] census 20111
Number  % Number  % Number  % Number  % Number  %
Bulgarian[10] 7,231,243 87.9 7,930,024 90.9 7,271,185 85.7 6,655,210 83.9 5,664,624 84.8
Turkish[10] 780,928 9.5 730,728 8.4 800,052 9.4 746,664 9.4 588,318 8.8
Roma[10] 148,874 1.8 313,396 3.7 370,908 4.7 325,343 4.9
Russian 10,815 0.1 17,139 0.2 15,595 0.2 9,978 0.1
Armenian 20,282 0.2 14,526 0.2 13,677 0.2 10,832 0.1 6,552 0.1
Vlach 5,159 0.1 10,566 0.1 3,684 0.1
Sarakatsani 5,144 0.1 4,107 0.1 2,556 0.0
Ukrainian 1,864 0.0 2,489 0.0 1,789 0.0
Macedonian 9,632 0.1 10,803 0.1 5,071 0.1 1,654 0.0
Greek 8,241 0.1 4,930 0.1 3,408 0.0 1,379 0.0
Jewish 5,108 0.1 3,076 0.0 3,461 0.0 1,363 0.0 1,162 0.0
Romanian 2,491 0.0 1,088 0.0 891 0.0
Tatar 6,430 0.1 5,963 0.1 4,515 0.1 1,803 0.0
Gagauz 1,478 0.0 540 0.0
Other 23,542 0.3 12,342 0.2 19,659 0.3
Undeclared 0 - 0 - 8,481 0.1 86,915 1.1 736,981 10.01
Total 8,227,966 8,727,771 8,487,317 7,932,984 7,364,570
1 The 2011 percentage of the ethnic groups is calculated only from those who answered the optional question on ethnicity (6,680,980 in total) and does not include around 700,000 people who did not answer the question or 10% from the population,

The censuses in 1880, 1887 and 1892 did not have a question on ethnic affiliation.

The following table shows the ethnic composition of all Provinces of Bulgaria according to the 2011 census:

Distribution of the ethnic groups by municipalities according to the 2001 census:
Yellow: Bulgarian ethnic group
White: Turkish ethnic group
Distribution of the ethnic groups by municipalities according to the 2011 census:
Red: Bulgarian ethnic group
Green: Turkish ethnic group
Province Ethnicity Ethnicity Ethnicity
Bulgarian Turkish Roma
Blagoevgrad Province 89% 6% 3%
Burgas Province 80% 13% 5%
Dobrich Province 75% 13% 9%
Gabrovo Province 92% 6% 1%
Haskovo Province 79% 13% 7%
Kardzhali Province 30% 66%
Kyustendil Province 93% 0% 6%
Lovech Province 91% 3% 4%
Montana Province 86% 0% 13%
Pazardzhik Province 84% 6% 8%
Pernik Province 96% 0% 3%
Pleven Province 91% 4% 4%
Plovdiv Province 87% 6% 5%
Razgrad Province 43% 50% 5%
Ruse Province 81% 13% 4%
Shumen Province 59% 30% 8%
Silistra Province 57% 36% 5%
Sliven Province 77% 10% 12%
Smolyan Province 91% 5% 0%
Sofia City 96% 1% 2%
Sofia Province 91% 0% 7%
Stara Zagora Province 86% 5% 8%
Targovishte Province 55% 36% 7%
Varna Province 87% 7% 3%
Veliko Tarnovo Province 90% 7% 2%
Vidin Province 91% 0% 8%
Vratsa Province 93% 0% 6%
Yambol Province 87% 3% 8%
Source (2011 census):[17]

Languages[edit]

Population by mother tongue according to the 2001 census:[18]

Population by mother tongue (2001)
Mother tongue Population %
Bulgarian 6,697,158 84.5
Turkish 762,516 9.6
Roma 327,882 4.1
Other 71,084 0,9
Undeclared 70,261 0,9
Total 7,928,901 100

The 2001 census defines an ethnic group as a "community of people, related to each other by origin and language, and close to each other by mode of life and culture"; and one's mother tongue as "the language a person speaks best and usually uses for communication in the family (household)".[19]

Religion[edit]

Main article: Religion in Bulgaria

Bulgaria's traditional religion according to the constitution is the Orthodox Christianity, while Bulgaria is a secular state too. Since the last two censuses (2001 and 2011) provide widely divergent results, they are both shown in the table below. It is noteworthy that over a fifth of the population chose not to respond to this question in the 2011 census.

Non-Muslims and Muslims in Bulgaria during 1887–2001.
2001 [20] 2011 [2][21]
Orthodox Christian 82.6% 59.4%
Muslim 12.2% 7.8% (7.4 % Sunni; 0.4 % Shia)
Catholic 0.6% 0.7%
Protestant 0.5% 0.9%
Other 0.2% 0.15%
None 3.9% 9.3%
No response - 21.8 %

The results of the Bulgarian 2011 Census, in which the indication of answer regarding the question for confession was optional, are as follows:[22]

Group Population  % of declared  % of total
Orthodoxy 4,374,135 76.0% 59.4%
Undeclared 1,606,269 - 21.8%
Irreligion 682,162 11.8% 9.3%
Islam 577,139 10.0% 7.8%
Protestantism 64,476 1.1% 0.9%
Roman Catholicism 48,945 0.8% 0.7%
Oriental Orthodoxy 1,715 0.0% 0.0%
Jews 706 0.0% 0.0%
Others 9,023 0.2% 0.1%
Figure of percentage - 5,758,301 7,364,570

The results of the Bulgarian 2001 Census by ethnic groups, the latest census in which the indication of identification(whether by confession or as irreligious) in the question for confession was obligatory, are as follows:[23][24]

Ethnic groups
by confession
Total Bulgarians Turks Roma Others
Number  % Number  % Number  % Number  % Number  %
Orthodoxy 6,552,751 82.6 6,315,938 94.9 5,425 0.7 180,326 48.6 51,062
Islam 966,978 12.2 131,531 2.0 713,024 95.5 103,436 27.9 18,987
Irreligion 308,116 3.9 151,008 2.3 23,146 3.1 59,669 16.1
Roman Catholicism 43,811 0.6 37,811 0.6 2,561 0.3
Protestantism 42,308 0.5 14,591 0.2 2,066 0.3 24,651 6.6 1,000
Others 14,937 0.2 4,331 0.1 442 0.1
Total population 7,928,901 100.0 6,655,210 100.0 746,664 100.0 370,908 100.0 100.0

Life expectancy at birth[edit]

Fertility rate (1980–2010)
Age structure (2011)
Birth rate (1990–2010)
Total population: Increase 74.02 years
Male: Increase 70.62 years
Female: Increase 77.55 years (2012 est.) [1]

Infant mortality rate[edit]

Total: positive decrease 7.8 deaths/1,000 live births (2012) [1]
Male: positive decrease 9.2 deaths/1,000 live births (2012)
Female: positive decrease 6.2 deaths/1,000 live births (2012)

Age structure[edit]

0–14 years: Decrease 13.2%
15–65 years: Increase 68.3%
65 years and over: Increase 18.5% (Census 2011) [2]
Age Structure (2011)
Under working age (0 – 17) Working age (18 – 64) Above working age (65 and over)
1 172 208 (16.0%) 4 789 967 (65.1%) 1 389 059 (18.9%)

[25]

The median age is around 40 years as of 2011.

Sex ratio[edit]

Of the total 7,364,570 as of 2011, 3 586 571 are males and 3,777,999 are females, or there is 1053 women for 1,000 men.

Education[edit]

Over 98% of the population is literate, the males being more literate than the females.

Unemployment[edit]

The median unemployment for the country in 2011 was 10.1%.

Private ownership[edit]

About 97 per cent of the population live in privately owned and owner-occupied homes, which is the highest ownership rate in the world.[26] There is also a high rate of household appliance ownership, such as television sets (97.9 per cent of all households), refrigerators (93.3) and telephones (90.6), and relatively high rates for computers (42.9) and automobiles (41.9 per cent). The number of Internet users has increased rapidly since 2000—from 430,000 their number grew to 1.55 million in 2004, and 3.4 million (48 per cent penetration rate) in 2010.[27] Bulgaria has the third-fastest average Broadband Internet speed in the world after South Korea and Romania with an average speed of 1,611 KBps.[28][29] Currently there are three active mobile phone operators—Mtel, GLOBUL and Vivacom, Mtel is the largest one with 5.2 million users as of 2010,[30] Globul has 3,9 million as of 2007 and Vivacom over 1 million.

HIV[edit]

Bulgaria's HIV rate is among the lowest in the world, being 0.1% or 3,800 infected as of 2009.

Emigration[edit]

More than 1 million Bulgarians have emigrated since 1989 when the borders were opened and the population numbered 9 million.

Urbanization[edit]

Most Bulgarians (72.5 per cent) reside in urban areas. Approximately one-sixth of them live in Sofia, which has a population exceeding 1,200,000 people.

Urban population: Increase 5,338,261 or 72.5% of total population (Census 2011) [2]
Rural: 2,026,309 or 27.5%
Rate of urbanization: -0.3% annual rate of change (2005–10 est.)

Largest cities[edit]

See also[edit]

References[edit]

  1. ^ a b c d e f g h i "National statistical institute". Nsi.bg. 2014-04-17. Retrieved 2014-04-17. 
  2. ^ a b c d e 2011 Bulgarian census (in English)
  3. ^ Human Development Index 2013, Human development indices by the United Nations. Retrieved on 4 May 2013
  4. ^ "Interactive Infographic of the World’s Best Countries". Newsweek.com. 15 August 2010. Retrieved 24 July 2011. 
  5. ^ "[The population of Bulgaria during the Middle Ages... [Naselenie. 1986] - PubMed – NCBI". Ncbi.nlm.nih.gov. 2014-01-24. PMID 12280532. Retrieved 2014-04-17. 
  6. ^ B.R. Mitchell. European historical statistics, 1750–1975.
  7. ^ http://unstats.un.org/unsd/demographic/products/dyb/dybsets/1948%20DYB.pdf United nations. UN Demographic Yearbook 1948
  8. ^ "National Statistical Institute of Bulgaria". Retrieved 10 October 2014. 
  9. ^ "Official forecast for the population of Bulgaria". National Statistical Institute of Bulgaria. 
  10. ^ a b c d e f "Население по местоживеене, пол и етническа група (Population by place of residence, sex and ethnic group)". NSI. 1900–2011. 
  11. ^ Georgeoff, Peter John (with David Crowe), “National Minorities in Bulgaria, 1919– 1980” in Horak, Stephen, ed., Eastern European National Minorities 1919/1980: A Handbook, (Littleton, Co: Libraries Limited, Inc.).
  12. ^ v, Joseph. The Communist Party of Bulgaria; Origins and Development, 1883–1936. Columbia University Press. p. 126. 
  13. ^ A. Cook, Bernard (2001). Europe Since 1945: An Encyclopedia. Taylor & Francis. p. 810. ISBN 0-8153-4058-3. 
  14. ^ "6.1 European population committee (The demographic characteristics of the main ethnic/national minorities in Bulgaria)". Council of Europe. 
  15. ^ "НАСЕЛЕНИЕ КЪМ 1 March 2001 Г. ПО ОБЛАСТИ И ЕТНИЧЕСКА ГРУПА (Inhabitants as at 1 March 2001 by province and ethnic group)". NSI. 1 March 2001. 
  16. ^ "Население по местоживеене, възраст и етническа група (Population by place of residence, age and ethnic group)". NSI. 2011. 
  17. ^ Population by province, municipality, settlement and ethnic identification, by 1 February 2011; Bulgarian National Statistical Institute (Bulgarian)
  18. ^ "Population by mother tongue". NSI. 
  19. ^ Cultrual Policies and Trends in Europe. "Population by ethnic group and mother tongue, 2001". Retrieved 2 December 2008. 
  20. ^ Population as of March 2001 by Religion National Statistical Institute. Retrieved Sept 2012.
  21. ^ Population 2011 final results by Religion National Statistical Institute. Retrieved Sept 2012.
  22. ^ "NSI". Retrieved 24 February 2012. 
  23. ^ "Структура на населението по вероизповедание (Structure of the population by confession)". NSI. 
  24. ^ "Етнически малцинствени общности (Ethnic minority communities)". NSI. 
  25. ^ [1][dead link]
  26. ^ "Renovation of Multi-family Buildings (Bulgaria): Retrofitting for the Future". Sustainable Energy Europe Awards. Retrieved 12 May 2012. 
  27. ^ "Bulgaria Internet Usage Stats and Market Report". Internetworldstats.com. 30 June 2010. Retrieved 20 December 2011. 
  28. ^ "Bulgaria ranks third in global Internet speed survey". The Sofia Echo. 21 September 2011. Retrieved 8 June 2012. 
  29. ^ "The World in 2011 – Facts and Figures". International Telecommunication Union. February 2012. Retrieved 27 April 2012. 
  30. ^ [2][dead link]
  31. ^ http://www.nsi.bg/EPDOCS/Census2011final.pdf

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