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 | 971 | 960 | 961 | 962 | ~ | 968 | 973 | 980 | 986 | 987 | 981 | 976 | 970 | 973 | 977 | 968 | 978 | 966 | 953 | 971 | 986 | 984 | 981 | 977 | 984 | 985 | 977 | 974 | 976 | 972 | 977 | 974.48 | 986.69 | 30.00
| 2 | 975 | ~ | ~ | 973 | 977 | 980 | 978 | 985 | 986 | 987 | 986 | 986 | 989 | 990 | 986 | 975 | 988 | 990 | 985 | 983 | 977 | 978 | 987 | 989 | 992 | 990 | ~ | ~ | ~ | ~ | ~ | 983.76 | 991.71 | 24.00
| 3 | 973 | 974 | 970 | 964 | 972 | ~ | ~ | ~ | ~ | ~ | 973 | 975 | 979 | 978 | 980 | 982 | 984 | 988 | 989 | 982 | 986 | 986 | 985 | 988 | 987 | 980 | 977 | 977 | 974 | 975 | 974 | 978.86 | 989.44 | 26.00
| 4 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~
| 5 | 966 | 966 | 968 | 967 | 967 | 970 | 980 | 984 | 983 | 981 | 977 | 979 | 982 | 982 | 980 | 979 | 981 | 983 | 981 | 978 | 974 | 977 | 976 | 971 | 967 | 967 | 970 | 968 | 970 | 972 | 971 | 974.78 | 984.19 | 31.00
| 6 | 974 | 973 | 977 | 980 | 977 | 973 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 983 | 984 | 979 | 978 | 978 | 975 | 973 | 975 | 973 | 976 | 978 | 972 | ~ | 976.65 | 983.65 | 18.00
| 7 | 971 | ~ | 974 | 976 | 972 | 968 | 965 | 968 | 970 | 971 | 969 | 968 | 967 | 971 | 974 | 973 | 975 | 976 | 979 | 977 | 976 | 981 | 977 | 981 | 981 | 978 | 973 | 973 | 971 | 970 | 975 | 973.29 | 981.46 | 30.00
| 8 | 975 | 977 | 981 | 981 | 985 | 984 | 981 | 978 | 979 | 980 | 978 | 974 | 974 | ~ | 979 | 981 | 978 | 977 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 979.04 | 985.35 | 17.00
| 9 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 980 | 975 | 969 | 967 | 967 | 970 | 969 | ~ | 970.91 | 980.00 | 7.00
| 10 | 967 | 967 | ~ | ~ | ~ | ~ | 971 | 979 | 978 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 966 | 958 | 968 | 970 | 960 | 966 | 967 | 964 | 967.76 | 978.73 | 13.00
| 11 | 956 | 963 | 957 | 961 | 973 | 980 | 986 | 981 | 976 | 972 | 977 | 971 | 967 | 958 | 967 | 974 | 981 | 980 | 982 | 991 | 994 | 988 | 980 | 980 | 977 | 978 | 978 | 980 | 976 | 985 | ~ | 975.63 | 994.44 | 30.00
| 12 | 991 | 988 | 977 | 963 | 961 | 970 | 981 | 988 | 987 | 981 | 981 | ~ | 982 | 987 | 985 | 990 | 988 | 979 | 969 | 967 | 977 | 983 | 984 | 982 | 983 | 976 | 971 | 975 | 980 | 978 | ~ | 979.46 | 991.29 | 29.00
|
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 | 80 | 80
| 80 | 80 | 80 | 80 | 80 | 80 | 80 | 992
| 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 | 25.2
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 49 | 491
| 49 | 49 | 49 | 49 | 49 | 49 | 49 | 984
| 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 | 8.5
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 54 | 541
| 54 | 54 | 54 | 54 | 54 | 54 | 54 | 985
| 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 | 5.8
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 72 | 72
| 72 | 72 | 72 | 72 | 72 | 72 | 72 | 994
| 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 | 21.11
| ID | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 62500 | 62500
|
Year
| ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 255 | 255
| 255 | 255 | 255 | 255 | 255 | 255 | 255 | 994 | 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 | 21.11
| 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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