04936: I. Water - key figures (M) 1999 - 2016
04689: I. Water - basic data (M) 1999 - 2016
06400: I. Water - quality (M) 2000 - 2016

Character in brackets shows the lowest regional level. (C)=county, (M)=municipality, (BU)=Basic statistical unit, (UD)=urban district, (US)=urban settlement

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