This helper template calculates periods for Danish streaming certifications, as stated in the following sources:
It returns:
Before January 7, 2011 | Before January 30, 2012 | Before April 30, 2012 | Before March 21, 2014 | Before November 17, 2014 | Since November 17, 2014 |
---|---|---|---|---|---|
0 | 1 | 2 | 3 | 4 | 0 |
Returns 0 if the data provided is not sufficient.