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 | 986 | 984 | 982 | 986 | 988 | 985 | 979 | 975 | 979 | 985 | 978 | 981 | 978 | 979 | 983 | 983 | 988 | 993 | 993 | 993 | 993 | 993 | 991 | 991 | 986 | 981 | 977 | 979 | 992 | 998 | 1000 | 985.84 | 1000.36 | 31.00
| 2 | 996 | 997 | 993 | 981 | 971 | 973 | 970 | 974 | 975 | 981 | 989 | 993 | 994 | 993 | 988 | 975 | 974 | 985 | 983 | 983 | 973 | 969 | 974 | 980 | 987 | 986 | 985 | 989 | ~ | ~ | ~ | 982.64 | 997.28 | 28.00
| 3 | 982 | 979 | 974 | 969 | 970 | 976 | 980 | 981 | 981 | 982 | 990 | 990 | 991 | 992 | 995 | 999 | 997 | 990 | 987 | 988 | 981 | 978 | 981 | 985 | 980 | 978 | 977 | 984 | 990 | 991 | 991 | 984.16 | 998.61 | 31.00
| 4 | 990 | 990 | 991 | 992 | 995 | 988 | 984 | 990 | 992 | 986 | 984 | 976 | 974 | 974 | 980 | 979 | 977 | 984 | 988 | 986 | 982 | 986 | 986 | 987 | 988 | 988 | 988 | 989 | 986 | 986 | ~ | 985.51 | 994.51 | 30.00
| 5 | 988 | 991 | 990 | 989 | 991 | 992 | 987 | 985 | 989 | 986 | 984 | 983 | 984 | 982 | 984 | 989 | 992 | 992 | 987 | 961 | 953 | 959 | 965 | 964 | 961 | 964 | 965 | 965 | 963 | 959 | 963 | 977.71 | 992.41 | 31.00
| 6 | 964 | 957 | 956 | 956 | 955 | 957 | 962 | 963 | 969 | 965 | 964 | 965 | 965 | 965 | 967 | 966 | ~ | ~ | 963 | 956 | 955 | 961 | 966 | 967 | 963 | 956 | 955 | 961 | 963 | 962 | ~ | 961.60 | 969.03 | 28.00
| 7 | 962 | 960 | 958 | 957 | 954 | 957 | 964 | 967 | 967 | 964 | 961 | 957 | 950 | 952 | 958 | 963 | 964 | 963 | 960 | 958 | 957 | 958 | 962 | 966 | 963 | 963 | 964 | 964 | 964 | 962 | 962 | 960.76 | 967.28 | 31.00
| 8 | 962 | 961 | 960 | 959 | 958 | 956 | 952 | 949 | 953 | 955 | 960 | 961 | 959 | 952 | 952 | 952 | 953 | 953 | 958 | 960 | 963 | 965 | 964 | 965 | 965 | 962 | 963 | 964 | 964 | 961 | 960 | 958.71 | 964.65 | 31.00
| 9 | 963 | 966 | 965 | 965 | 962 | 958 | 961 | 966 | 968 | 971 | 967 | 962 | 959 | 959 | 957 | 956 | 955 | 955 | 951 | 948 | 953 | 957 | 960 | 962 | 957 | 953 | 953 | 952 | 950 | 945 | ~ | 958.49 | 970.81 | 30.00
| 10 | 952 | 951 | 953 | 956 | 962 | 964 | 968 | 963 | 960 | 963 | 966 | 969 | 968 | 964 | 965 | 965 | 968 | 966 | 963 | 961 | 955 | 953 | 949 | 946 | 951 | 959 | 966 | 967 | 970 | 960 | 966 | 960.82 | 970.02 | 31.00
| 11 | 964 | 962 | 972 | 967 | 956 | 955 | 965 | 967 | 967 | 969 | 974 | 971 | 960 | 955 | 964 | 956 | 950 | 946 | 951 | 957 | 955 | 955 | 962 | 969 | 971 | 969 | 970 | 970 | 969 | 963 | ~ | 962.65 | 973.59 | 30.00
| 12 | 956 | 958 | 950 | 951 | 960 | 961 | 954 | 955 | 947 | 949 | 945 | 938 | 947 | 939 | 949 | 963 | 956 | 953 | 954 | 962 | 972 | 974 | 967 | 959 | 944 | 931 | 935 | 940 | 953 | 962 | 965 | 953.13 | 973.53 | 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 | 90 | 90
| 90 | 90 | 90 | 90 | 90 | 90 | 90 | 1000
| 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 | 31.1
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 89 | 89
| 89 | 89 | 89 | 89 | 89 | 89 | 89 | 995
| 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 | 5.4
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92 | 92
| 92 | 92 | 92 | 92 | 92 | 92 | 92 | 971
| 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 | 10.9
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92 | 92
| 92 | 92 | 92 | 92 | 92 | 92 | 92 | 974
| 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 | 11.11
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
|
Year
| ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 363 | 363
| 363 | 363 | 363 | 363 | 363 | 363 | 363 | 1000 | 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 | 31.1
| 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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|