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 | 63 | 109 | 56 | 56 | 45 | 149 | 154 | 112 | 33 | 73 | 49 | 32 | 100 | 114 | 87 | 176 | 54 | 28 | 30 | 82 | 86 | 44 | 40 | 123 | 50 | 46 | 89 | 80 | 51 | 54 | 45 | 74.53 | 175.95 | 31.00
| 2 | 50 | 77 | 116 | 85 | 87 | 72 | 63 | 93 | 138 | 184 | 68 | 78 | ~ | 73 | 47 | 30 | ~ | 45 | 73 | 67 | ~ | 80 | 56 | 59 | 61 | 48 | 42 | 85 | ~ | ~ | ~ | 75.12 | 184.11 | 25.00
| 3 | 90 | 64 | 56 | 96 | 127 | 89 | 78 | 70 | 60 | 94 | 101 | 108 | 88 | 74 | 51 | 37 | 50 | 44 | 69 | 39 | 49 | 42 | 38 | 45 | 47 | 43 | 36 | 22 | ~ | ~ | ~ | 64.60 | 126.62 | 28.00
| 4 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 43 | 62 | 49 | 26 | 12 | 26 | 30 | 22 | 15 | 30 | 28 | 17 | 34 | 49 | 36 | 13 | 9 | 8.85 | 8.46 | 10 | 18 | 9 | 8.68 | ~ | 24.51 | 62.02 | 23.00
| 5 | 8.29 | 14 | 10 | 18 | 18 | 18 | 25 | 19 | 18 | 17 | 23 | ~ | 26 | 37 | 47 | 33 | 21 | 24 | 36 | 25 | 28 | 33 | 25 | 11 | 20 | 28 | 27 | 19 | 17 | 13 | 12 | 22.29 | 47.50 | 30.00
| 6 | 19 | 36 | 32 | 32 | 33 | 29 | 19 | 23 | 31 | 27 | 35 | 32 | 17 | 5.02 | 7.41 | 9 | 36 | 29 | 45 | 25 | 10 | 15 | 20 | 22 | 32 | 21 | 21 | 16 | 8.72 | 16 | ~ | 23.47 | 45.29 | 30.00
| 7 | 27 | 30 | 30 | 20 | 15 | 12 | 18 | 8.72 | 26 | 28 | 27 | 15 | 24 | 34 | 28 | 29 | 30 | 30 | 12 | 15 | 33 | 27 | 26 | 22 | 19 | 12 | 15 | ~ | 25 | 24 | 19 | 22.77 | 33.65 | 30.00
| 8 | 16 | 12 | 17 | 28 | 28 | 26 | 27 | 23 | 14 | 24 | 37 | 32 | 39 | 33 | 29 | 16 | 24 | 34 | 35 | 35 | 40 | 34 | 26 | ~ | ~ | ~ | ~ | 89 | 35 | 29 | 34 | 30.18 | 89.24 | 27.00
| 9 | 50 | 55 | 61 | 49 | 39 | 25 | 27 | 30 | 22 | 36 | 55 | 53 | 24 | 34 | 54 | 70 | 76 | 70 | 58 | 36 | 48 | 74 | 88 | 78 | 66 | 85 | ~ | ~ | ~ | ~ | ~ | 52.32 | 87.59 | 26.00
| 10 | 50 | 23 | 29 | 26 | 36 | 69 | 99 | 88 | 33 | 39 | 17 | 24 | 46 | 33 | 39 | 59 | 88 | 79 | 86 | 90 | 59 | 119 | 116 | 36 | 23 | 31 | 83 | 96 | 116 | 143 | 89 | 63.32 | 143.14 | 31.00
| 11 | 97 | 112 | 71 | 49 | 43 | 39 | 105 | 46 | 70 | 154 | 106 | 33 | 51 | 29 | 42 | 28 | 37 | 23 | 51 | ~ | ~ | ~ | ~ | 83 | 75 | 96 | 65 | 82 | 35 | 61 | ~ | 64.69 | 154.26 | 26.00
| 12 | 83 | 57 | 42 | 33 | 58 | 74 | 61 | ~ | ~ | ~ | 55 | 36 | 21 | 36 | 29 | 49 | 30 | 29 | 32 | 28 | 48 | 95 | 99 | 51 | 22 | 12 | 14 | 31 | 39 | 100 | 45 | 46.80 | 99.56 | 28.00
|
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. | 6 | 37 | 28 | 10 | 3 | 0 | 0 | 0 | 84
| 78 | 41 | 13 | 3 | 0 | 0 | 0 | 184
| REL. | 7.1 | 44.0 | 33.3 | 11.9 | 3.5 | 0.0 | 0.0 | 0.0 | 100.0
| 92.9 | 48.8 | 15.5 | 3.6 | 0.0 | 0.0 | 0.0 | 10.2
| ID | 7 | 44 | 33 | 23 | 17 | 0 | 0 | 0 | 126
| |
|
|
ABS. | 69 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 83
| 14 | 0 | 0 | 0 | 0 | 0 | 0 | 62
| REL. | 83.1 | 16.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 16.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.4
| ID | 83 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 51 | 24 | 8 | 0 | 0 | 0 | 0 | 0 | 83
| 32 | 8 | 0 | 0 | 0 | 0 | 0 | 89
| REL. | 61.4 | 28.9 | 9.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 38.6 | 9.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.8
| ID | 61 | 28 | 9 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 22 | 33 | 22 | 7 | 1 | 0 | 0 | 0 | 85
| 63 | 30 | 8 | 1 | 0 | 0 | 0 | 154
| REL | 25.8 | 38.8 | 25.8 | 8.2 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 74.1 | 35.3 | 9.4 | 1.2 | 0.0 | 0.0 | 0.0 | 10.11
| ID | 25 | 38 | 25 | 16 | 5 | 0 | 0 | 0 | 112
|
Year
| ABS. | 148 | 108 | 58 | 17 | 4 | 0 | 0 | 0 | 335
| 187 | 79 | 21 | 4 | 0 | 0 | 0 | 184 | REL. | 44.1 | 32.2 | 17.3 | 5.0 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 55.8 | 23.6 | 6.3 | 1.2 | 0.0 | 0.0 | 0.0 | 10.2
| ID | 44 | 32 | 17 | 10 | 5 | 0 | 0 | 0 | 109
|
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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