Template:Certification Table Entry/Sales/DanishPeriod/doc
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This helper template calculates periods for Danish certifications, as stated in the following sources:
- [1] - Album level changed in 1994
- [2] - levels changed in April 2003
- [3] - new levels for albums and singles in February 2007
- [4] - new levels for singles changed in April 2009
- [5] - new albums levels change in 7 January 2011
- [6] - new single levels from 17 November 2014
- [7] - new single levels from 1 April 2016
It returns:
| Before 1994 | Before April 2003 | Before February 2007 | Before April 2009 | Before 7 January 2011 | Before 17 November 2014 | Before 1 April 2016 | From 1 April 2016 |
|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Returns 0 if the data provided is not sufficient.