Concept: Quarterly average/mean in the primaryObservation vocabulary

Concept URI http://dd.eionet.europa.eu/vocabulary/aq/primaryObservation/quarter
Preferred label Quarterly average/mean
Definition The average or mean derived from a sample(s) taken over a 3-month period. The duration will be defined by the startTime & endTime components of the data array.
Notation quarter
Status Valid
Status Modified 31.12.2013
Accepted Date 31.12.2013
Not Accepted Date