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 | 38 | 45 | 40 | 55 | 63 | 64 | 66 | 93 | 59 | 89 | 54 | 79 | 49 | 60 | 115 | 64 | 50 | 47 | 49 | 59 | 39 | 57 | 67 | 53 | 56 | 124 | 98 | 58 | 155 | 68 | 54 | 66.71 | 154.77 | 31.00
| 2 | 40 | 42 | 55 | 134 | 122 | 158 | 83 | 50 | 86 | 238 | 129 | 80 | 62 | 45 | 61 | 74 | 65 | 98 | 111 | 118 | 83 | 89 | 114 | 57 | 83 | 53 | 51 | 59 | ~ | ~ | ~ | 87.13 | 237.71 | 28.00
| 3 | 65 | 60 | 58 | 52 | 60 | 54 | 39 | 51 | 55 | 68 | 81 | 64 | 62 | 58 | 68 | 96 | 126 | 119 | 88 | ~ | ~ | ~ | 45 | 48 | 68 | 66 | 47 | ~ | ~ | ~ | ~ | 66.56 | 125.94 | 24.00
| 4 | 48 | 79 | 29 | 72 | 66 | 26 | 24 | 16 | ~ | ~ | ~ | 36 | 41 | 24 | 22 | 31 | 93 | ~ | ~ | ~ | 78 | 87 | 80 | 78 | 47 | 62 | 89 | 90 | 75 | 68 | ~ | 56.62 | 93.06 | 24.00
| 5 | 53 | 46 | 55 | 68 | 77 | 71 | 71 | 78 | 74 | 75 | 88 | 92 | 73 | 76 | 65 | 46 | 52 | 81 | 91 | 107 | 70 | 76 | 63 | 61 | 88 | 81 | 89 | 93 | 87 | 51 | 41 | 72.25 | 106.63 | 31.00
| 6 | 56 | 62 | 7.44 | 46 | 47 | 36 | 40 | 43 | 57 | 23 | 20 | ~ | ~ | 20 | 23 | 20 | 19 | 10 | 19 | 53 | 51 | 42 | 43 | 60 | ~ | ~ | ~ | 48 | 40 | 18 | ~ | 36.07 | 62.13 | 25.00
| 7 | ~ | ~ | 44 | 33 | 31 | 37 | 35 | 38 | 37 | 28 | 25 | 27 | 28 | 32 | 33 | 34 | 29 | 37 | 28 | 23 | 24 | 16 | 11 | 10 | ~ | ~ | ~ | 39 | 33 | 30 | ~ | 29.65 | 43.73 | 25.00
| 8 | ~ | ~ | 27 | 22 | 26 | 34 | 45 | 38 | ~ | ~ | ~ | 20 | 27 | 21 | 16 | 17 | 29 | 28 | 25 | 27 | 27 | 14 | 21 | 36 | 52 | 34 | 29 | 39 | 19 | 29 | 60 | 29.35 | 60.17 | 26.00
| 9 | 60 | 59 | 56 | 64 | 21 | 16 | 25 | 22 | 27 | 15 | ~ | ~ | ~ | 26 | 35 | 37 | 24 | 28 | ~ | ~ | 40 | 34 | 16 | 33 | 14 | ~ | ~ | 26 | 22 | 23 | ~ | 31.39 | 64.02 | 23.00
| 10 | 12 | 25 | ~ | ~ | 32 | 26 | 24 | 29 | 22 | 27 | 25 | 33 | ~ | ~ | ~ | 24 | 12 | 16 | 20 | 12 | 30 | 23 | 24 | 37 | 24 | 12 | 14 | 22 | 31 | ~ | ~ | 23.14 | 36.65 | 24.00
| 11 | 17 | 18 | 33 | 28 | 20 | 29 | 20 | ~ | ~ | 17 | 19 | 49 | 30 | ~ | ~ | 20 | 18 | 28 | 67 | 48 | 25 | 43 | 80 | 46 | 21 | 84 | 106 | 42 | 36 | 73 | ~ | 39.13 | 105.85 | 26.00
| 12 | 43 | 56 | ~ | 45 | 51 | 50 | 57 | 55 | 67 | 68 | 40 | 40 | 47 | 47 | 68 | 40 | 103 | 65 | ~ | 37 | 57 | ~ | 51 | 44 | 40 | 43 | 55 | 77 | ~ | 55 | ~ | 53.89 | 102.94 | 26.00
|
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- 33 | 34- 67 | 68- 100 | 101- 150 | 151- 200 | 201- 300 | 301- 400 | over 400 | 33 | 67 | 100 | 150 | 200 | 300 | 400
| |
|
|
ABS. | 0 | 50 | 20 | 10 | 2 | 1 | 0 | 0 | 83
| 83 | 33 | 13 | 3 | 1 | 0 | 0 | 238
| REL. | 0.0 | 60.2 | 24.0 | 12.0 | 2.4 | 1.2 | 0.0 | 0.0 | 100.0
| 100.0 | 39.8 | 15.7 | 3.6 | 1.2 | 0.0 | 0.0 | 10.2
| ID | 0 | 60 | 24 | 24 | 12 | 30 | 0 | 0 | 150
| |
|
|
ABS. | 17 | 31 | 31 | 1 | 0 | 0 | 0 | 0 | 80
| 63 | 32 | 1 | 0 | 0 | 0 | 0 | 107
| REL. | 21.2 | 38.7 | 38.7 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 78.8 | 40.0 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 20.5
| ID | 21 | 38 | 38 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 50 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 74
| 24 | 0 | 0 | 0 | 0 | 0 | 0 | 64
| REL. | 67.5 | 32.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 32.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.9
| ID | 67 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 38 | 29 | 7 | 2 | 0 | 0 | 0 | 0 | 76
| 38 | 9 | 2 | 0 | 0 | 0 | 0 | 106
| REL | 50.0 | 38.1 | 9.2 | 2.6 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 50.0 | 11.8 | 2.6 | 0.0 | 0.0 | 0.0 | 0.0 | 27.11
| ID | 50 | 38 | 9 | 5 | 0 | 0 | 0 | 0 | 102
|
Year
| ABS. | 105 | 134 | 58 | 13 | 2 | 1 | 0 | 0 | 313
| 208 | 74 | 16 | 3 | 1 | 0 | 0 | 238 | REL. | 33.5 | 42.8 | 18.5 | 4.1 | 0.6 | 0.3 | 0.0 | 0.0 | 100.0
| 66.5 | 23.6 | 5.1 | 1.0 | 0.3 | 0.0 | 0.0 | 10.2
| ID | 33 | 42 | 18 | 8 | 3 | 7 | 0 | 0 | 114
|
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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