Air Quality index, last 15 days

	16/09	17/09	18/09	19/09	20/09	21/09	22/09	23/09	24/09	25/09	26/09	27/09	28/09	29/09	30/09
Conurbation
Brussels	3	3	4	4	3	4	3	4	4	4	4	4	3	4	NA
Antwerp	4	3	4	4	4	4	4	5	4	5	4	5	3	5	NA
Ghent	4	4	4	4	4	4	4	5	4	5	4	5	3	5	NA
Liège	4	4	4	4	4	4	4	4	4	4	4	4	4	4	NA
Charleroi	3	4	3	4	3	4	4	4	4	5	5	5	4	5	NA
Area
Coast	4	3	4	4	4	5	4	4	4	5	5	5	4	4	NA
West-Vlaanderen (south)	4	4	5	4	4	5	4	5	4	5	4	6	4	4	NA
Ghent canal area	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Oost-Vlaanderen (south)	4	4	4	4	4	4	4	3	4	5	4	5	3	5	NA
Antwerp harbour area	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Kempen - Vlaams-Brabant (east)	4	4	4	4	4	4	4	5	4	5	4	5	3	5	NA
Limburg	4	4	4	4	4	4	4	5	4	5	4	5	4	5	NA
Region
Brussels	3	3	4	4	3	4	3	4	4	4	4	4	3	4	NA
Flanders	4	4	4	4	4	4	4	5	4	5	4	5	3	5	NA
Wallonia	4	4	4	4	4	4	4	4	4	5	5	5	4	5	NA
Country
Belgium	4	4	4	4	3	4	4	5	4	5	4	5	4	5	NA

1	exellent
2	very good
3	good
4	fairly good
5	moderate
6	poor
7	very poor
8	bad
9	very bad
10	horrible