Day/ Month1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | X | Max | N
| 1 | 957 | 960 | 959 | 954 | 956 | 955 | 957 | 956 | 957 | 965 | 968 | 963 | 955 | 956 | 961 | 960 | 947 | 945 | 956 | 953 | 948 | 942 | 946 | 954 | 959 | 960 | 958 | 951 | 938 | 946 | 955 | 954.70 | 968.39 | 31.00
| 2 | 953 | 950 | 962 | 965 | 962 | 956 | 951 | 942 | 952 | 955 | 959 | 956 | 951 | 953 | 946 | 937 | 940 | 940 | 939 | 952 | 959 | 957 | 957 | 956 | 957 | 963 | 962 | 954 | 946 | ~ | ~ | 952.80 | 965.02 | 29.00
| 3 | 939 | 951 | 942 | 950 | 961 | 960 | 956 | 952 | 949 | 954 | 948 | 957 | 957 | 949 | 953 | 953 | 951 | 954 | 958 | 957 | 955 | 951 | 948 | 947 | 949 | 942 | 939 | 944 | 940 | 936 | 940 | 949.76 | 960.72 | 31.00
| 4 | 940 | 940 | 931 | 929 | 939 | 956 | 959 | 954 | 947 | 940 | 932 | 932 | 937 | 936 | 936 | 938 | 940 | 944 | 946 | 950 | 951 | 949 | 943 | 944 | 948 | 948 | 947 | 945 | 950 | 953 | ~ | 943.43 | 958.56 | 30.00
| 5 | 952 | 953 | 952 | 952 | 951 | 950 | 951 | 951 | 952 | 951 | 951 | 953 | 957 | ~ | 956 | 952 | ~ | 944 | 944 | 945 | 944 | 949 | 954 | 951 | 950 | 950 | 949 | 945 | 949 | 948 | 953 | 950.29 | 957.43 | 29.00
| 6 | 958 | 956 | 954 | ~ | 949 | 951 | 956 | 955 | 952 | ~ | ~ | 959 | ~ | 955 | 955 | 957 | 962 | 961 | ~ | ~ | ~ | ~ | 953 | 949 | 951 | 953 | 953 | 950 | 951 | 949 | ~ | 954.08 | 962.31 | 22.00
| 7 | 947 | 948 | 945 | 944 | 950 | 953 | 945 | 946 | 942 | 936 | 937 | 947 | 947 | 941 | 942 | 947 | 951 | 951 | 951 | 953 | 953 | 951 | 949 | 943 | 944 | 946 | 951 | 948 | 950 | 956 | 958 | 947.43 | 958.09 | 31.00
| 8 | 956 | ~ | 954 | 955 | 954 | 952 | 954 | 954 | 956 | 953 | 950 | 950 | 953 | 956 | 954 | 952 | ~ | 952 | ~ | ~ | ~ | 955 | 957 | 956 | 955 | 953 | 951 | 955 | 955 | 950 | 944 | 953.36 | 956.84 | 26.00
| 9 | 943 | 943 | 945 | 952 | 955 | 949 | 949 | 958 | 959 | 957 | 953 | 950 | 949 | 951 | 951 | 945 | 945 | 945 | 945 | 944 | 948 | 958 | 959 | 957 | 957 | 958 | 954 | 948 | 943 | 942 | ~ | 950.36 | 959.43 | 30.00
| 10 | 941 | 947 | 955 | 956 | 952 | 954 | 956 | 953 | 945 | 935 | 931 | 940 | 946 | 949 | 947 | 949 | 957 | 958 | ~ | 956 | 961 | 964 | 960 | 955 | 950 | 949 | 954 | 954 | 952 | 941 | 940 | 950.08 | 963.91 | 30.00
| 11 | 944 | 943 | 938 | 947 | 947 | 927 | 927 | 937 | 948 | 955 | 958 | 948 | 941 | 944 | 952 | 949 | 946 | 950 | 942 | 941 | 944 | 948 | 944 | 944 | 944 | 942 | 953 | 954 | 952 | 955 | ~ | 945.37 | 957.83 | 30.00
| 12 | 955 | 955 | 956 | 956 | 956 | 955 | 950 | 948 | 953 | 955 | 959 | 957 | 952 | 943 | 938 | 943 | 948 | 954 | 957 | 961 | 961 | 957 | 948 | 939 | 931 | 929 | 929 | 932 | 934 | 937 | 950 | 948.37 | 961.16 | 31.00
|
Quarterly and annual absolute and relative frequency of average daily concentrations
partial and total air pollution indexes according to classes of IHd multiples
Quarter
concentration classes in IHd multiplestotal ind.
| part of it in IHd multiples
max. date
<=1/3 | <=2/3 | <=1.0 | <=1.5 | <=2.0 | <=3.0 | <=4.0
| >
| 1/3 | 2/3 | 1.0 | 1.5 | 2.0
| 3.0 | 4.0
| concentration classes in measurement units
part of above IHd multiples in meas. units
0- 50 | 51- 100 | 101- 150 | 151- 225 | 226- 300 | 301- 450 | 451- 600 | over 600 | 50 | 100 | 150 | 225 | 300 | 450 | 600
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 91 | 91
| 91 | 91 | 91 | 91 | 91 | 91 | 91 | 968
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 11.1
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 81 | 81
| 81 | 81 | 81 | 81 | 81 | 81 | 81 | 962
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 17.6
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 87 | 87
| 87 | 87 | 87 | 87 | 87 | 87 | 87 | 959
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 23.9
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 91 | 91
| 91 | 91 | 91 | 91 | 91 | 91 | 91 | 964
| REL | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 22.10
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
|
Year
| ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 350 | 350
| 350 | 350 | 350 | 350 | 350 | 350 | 350 | 968 | REL. | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 11.1
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
|
Note:
| 1 frequency < 60 per quarter, or < 240 per annum
|
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2 frequency < 30 per quarter, or < 120 per annum
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