Template:Certification Table Entry/Sales/SwedishPeriod
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This helper template calculates periods for Swedish certifications, as stated in [1] and [2]
It returns:
| Before October 1996 | Before 2002 | Before July 2003 | Before November 2006 | Before January 2010 | Before January 2018 | From January 2018 |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
Returns 0 if the data provided is not sufficient.