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 | 964 | 959 | 965 | 961 | 950 | 957 | 969 | 967 | 971 | 973 | 981 | 991 | 1000 | 1000 | 994 | 987 | 984 | 982 | 985 | 987 | 986 | 971 | 967 | 962 | 962 | 959 | 950 | 956 | 972 | 978 | 979 | 973.10 | 999.88 | 31.00
| 2 | 977 | 971 | 959 | 955 | 953 | 965 | 963 | 958 | 975 | 1002 | 1003 | 987 | 992 | 996 | 994 | 988 | 996 | 993 | 985 | 978 | 964 | 948 | 947 | 961 | 963 | 956 | 955 | 946 | ~ | ~ | ~ | 972.50 | 1002.58 | 28.00
| 3 | 944 | 946 | 942 | 947 | 979 | 985 | 974 | 959 | 960 | 960 | 962 | 955 | 952 | 959 | 965 | 963 | 950 | 953 | 957 | 969 | 956 | 951 | 958 | 949 | 943 | 965 | 973 | 968 | 959 | 972 | 986 | 960.11 | 985.97 | 31.00
| 4 | 986 | 977 | 973 | 962 | 970 | 962 | 955 | 968 | 975 | 965 | 972 | 975 | ~ | ~ | ~ | ~ | ~ | 955 | 960 | 958 | 952 | 951 | 957 | 968 | 968 | 975 | 972 | 968 | 969 | 968 | ~ | 966.44 | 985.92 | 25.00
| 5 | 975 | 973 | 957 | 958 | 963 | 972 | 980 | 983 | 982 | 978 | 977 | 978 | 970 | 962 | 962 | 966 | 966 | 971 | 982 | 984 | 979 | 982 | 985 | 977 | 977 | 978 | 978 | 975 | 972 | 972 | 966 | 973.56 | 984.64 | 31.00
| 6 | 971 | 958 | 965 | 978 | 977 | 968 | 968 | 967 | 969 | 965 | 976 | 977 | 973 | 971 | 968 | 964 | 964 | 972 | 982 | 977 | 965 | 965 | 973 | 981 | 983 | 978 | 971 | ~ | 982 | 979 | ~ | 971.96 | 983.04 | 29.00
| 7 | 983 | 986 | 980 | 974 | 975 | 970 | 961 | 966 | 970 | 969 | 971 | 970 | 968 | 967 | 967 | 968 | 964 | 961 | 962 | 963 | 978 | 979 | 974 | 971 | 973 | 975 | 977 | 979 | 981 | 983 | 979 | 972.33 | 986.27 | 31.00
| 8 | 983 | 975 | 971 | 976 | 976 | 972 | 968 | 968 | 974 | 980 | 987 | 979 | 974 | 980 | 979 | 975 | 977 | 971 | 968 | 972 | 979 | 983 | 982 | 980 | 979 | 976 | 971 | 970 | 973 | 967 | 964 | 975.12 | 986.89 | 31.00
| 9 | 966 | 971 | 967 | 962 | 967 | 968 | 962 | 951 | 950 | 956 | 965 | 966 | 959 | 962 | 966 | 962 | 965 | 969 | 973 | 971 | 970 | 969 | 964 | 965 | 974 | 979 | 974 | 974 | 974 | 972 | ~ | 966.48 | 979.36 | 30.00
| 10 | 969 | 969 | 968 | 973 | 972 | 971 | 967 | 969 | 978 | 987 | 992 | 991 | 987 | 982 | 980 | 990 | 984 | 976 | 976 | 968 | 961 | 971 | 980 | 985 | 987 | 985 | 983 | 983 | 979 | 977 | 972 | 977.78 | 991.75 | 31.00
| 11 | 995 | 1002 | 992 | 977 | 979 | 965 | 953 | 936 | 971 | 993 | 981 | 966 | 969 | 992 | 999 | 1001 | 995 | 981 | 980 | 989 | 983 | 959 | 968 | 975 | 971 | 964 | 966 | 972 | 974 | 980 | ~ | 977.55 | 1002.35 | 30.00
| 12 | 987 | 992 | 988 | 978 | 977 | 983 | 1004 | 1010 | 1010 | 1002 | 992 | 984 | 1000 | 1004 | 996 | 993 | 993 | 991 | 973 | 977 | 951 | 952 | 969 | 956 | 940 | 951 | 959 | ~ | ~ | ~ | ~ | 981.86 | 1010.16 | 27.00
|
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 | 1003
| 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 | 11.2
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 85 | 85
| 85 | 85 | 85 | 85 | 85 | 85 | 85 | 986
| 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 | 1.4
| 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 | 987
| 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 | 11.8
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 88 | 88
| 88 | 88 | 88 | 88 | 88 | 88 | 88 | 1010
| 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 | 9.12
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
|
Year
| ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 355 | 355
| 355 | 355 | 355 | 355 | 355 | 355 | 355 | 1010 | 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 | 9.12
| 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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