Template:Certification Table Entry/Sales/NorwegianPeriod/doc
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This helper template calculates periods for Norwegian certifications. For albums:
- Before July 2002: [1] and [2]
- Before 2008: [3]
- Before 2015: [4] and [5]
- Before 2018: [6]
- From 2018: [7]
It returns:
| Before July 2002 | Before 2008 | Before 2015 | Before 2018 | From 2018 |
|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 |
Returns 0 if the data provided is not sufficient.