Concept URI | http://dd.eionet.europa.eu/vocabulary/aq/aggregationprocess/P3Y |
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Preferred label | 3 subsequent calendar years mean |
Definition | Three-year running mean concentration. Average between 1st January Year X-2 to 31st December Year X (1/1/Year X-2 - 31/12/Year X) |
Notation | P3Y |
Status | Valid |
Status Modified | 2014-04-15 |
Accepted Date | 2014-04-15 |
Not Accepted Date |
European Environment Agency
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