Stations with maximum annual arithmetic means

SPM-NRAP
NOx-NRAP

Stations with highest values of 95th percentiles of daily concentrations

SPM-D95Kv
NOx-D95Kv
CO-D95Kv

Stations with maximum values of 95th percentiles of half-hour concentrations and of relative frequencies of IHk exceedences

NOx-K95Kv
CO-K95Kv

Maximum daily pollutant concentrations measured at air pollution stations

SO2-MDK
SPM-MDK
NOx-MDK
CO-MDK