Template:Certification Table Entry/Sales/HongKongPeriod
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This helper template calculates periods for Hong Kong certifications, as stated in the following source:
- [1] - certification until 2006
- [2] - certification from October 2007
- [3] current certification. [4] showing it was active on Jan 2008, [5] showing it wasn't on Dec 2007, so change occurred Jan 2008.
There is no data for the interim period
It returns:
Before 2006 | Before October 2007 | Before 2008 | From 2008 |
---|---|---|---|
1 | 2 | 3 | 4 |
Returns 0 if the data provided is insufficient