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 | 65 | ~ | ~ | ~ | 47 | 38 | 80 | 16 | 48 | 48 | 48 | 48 | 97 | 76 | 108 | 50 | 50 | 50 | 16 | 34 | 35 | 48 | 129 | 129 | 129 | 268 | 129 | 88 | 93 | 83 | 83 | 76.18 | 268.00 | 28.00
| 2 | 83 | 102 | 31 | 20 | 142 | 93 | 93 | 93 | 128 | 163 | 143 | 37 | 40 | 40 | 40 | 59 | 87 | 95 | 98 | 137 | 137 | 137 | 198 | 51 | 90 | 82 | 26 | 26 | ~ | ~ | ~ | 88.25 | 198.00 | 28.00
| 3 | 26 | 19 | 24 | 43 | 14 | 15 | 15 | 15 | 60 | 129 | 88 | 103 | 42 | 42 | 42 | 38 | 192 | 66 | 45 | 73 | 73 | 73 | 80 | 86 | 104 | 115 | 95 | 95 | 95 | ~ | 124 | 67.70 | 192.00 | 30.00
| 4 | 149 | 61 | 34 | 34 | 34 | 35 | 33 | 14 | 42 | 19 | 19 | 19 | 19 | 49 | 25 | 24 | 15 | 15 | 15 | 52 | 21 | 40 | 46 | 33 | 33 | 33 | 50 | 52 | 63 | 28 | ~ | 36.87 | 149.00 | 30.00
| 5 | 28 | 28 | 28 | 24 | 44 | 32 | 49 | 49 | 49 | 49 | 51 | 52 | 22 | 45 | 19 | 19 | 19 | 29 | 37 | 34 | 23 | 14 | 14 | 14 | 33 | 42 | 39 | 23 | 48 | 48 | 48 | 33.97 | 52.00 | 31.00
| 6 | 36 | 45 | 63 | 50 | 46 | 46 | 46 | 45 | 91 | 70 | 35 | 15 | 15 | 15 | 22 | 22 | 10 | 68 | 44 | 44 | 44 | 48 | 36 | 27 | 44 | 34 | 34 | 34 | 45 | 37 | ~ | 40.37 | 91.00 | 30.00
| 7 | 33 | 56 | 22 | 22 | 22 | 22 | 31 | 20 | 32 | 23 | 23 | 23 | 24 | 40 | 58 | 48 | 43 | 43 | 43 | 53 | 46 | 49 | 74 | 47 | 47 | 47 | 38 | 67 | 54 | 35 | 39 | 39.48 | 74.00 | 31.00
| 8 | 39 | 39 | 29 | 23 | 20 | 44 | 36 | 36 | 36 | 46 | 31 | 41 | 27 | 51 | 51 | 51 | 77 | 49 | 62 | 96 | 29 | 29 | 29 | 17 | 23 | 45 | 27 | 28 | 28 | 28 | 28 | 38.55 | 96.00 | 31.00
| 9 | 40 | 47 | 62 | 28 | 28 | 28 | 108 | 47 | 56 | 59 | 35 | 35 | 35 | 29 | 20 | 24 | 12 | 40 | 40 | 40 | 39 | 55 | 82 | 103 | 51 | 51 | 51 | 51 | 41 | 39 | ~ | 45.87 | 108.00 | 30.00
| 10 | 30 | 38 | 38 | 38 | 59 | 50 | 60 | 94 | 25 | 25 | 25 | 31 | 26 | 53 | 61 | 31 | 31 | 31 | 48 | 42 | 44 | 67 | 51 | 51 | 51 | 34 | 12 | 12 | 20 | 14 | 14 | 38.90 | 94.00 | 31.00
| 11 | 14 | 20 | 20 | 35 | 25 | 60 | 60 | 60 | 120 | 23 | 44 | 39 | 37 | 37 | 37 | 125 | 50 | 56 | 66 | 110 | 110 | 110 | 190 | 187 | 168 | 128 | 116 | 116 | 116 | 35 | ~ | 77.13 | 190.00 | 30.00
| 12 | 72 | 140 | 216 | 57 | 57 | 57 | 36 | 41 | 44 | 85 | 66 | 66 | 66 | 48 | 91 | 35 | 104 | 50 | 50 | 50 | 66 | 58 | 46 | 46 | 46 | 46 | 46 | 46 | 71 | 71 | 71 | 65.94 | 216.00 | 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. | 35 | 30 | 17 | 3 | 1 | 0 | 0 | 0 | 86
| 51 | 21 | 4 | 1 | 0 | 0 | 0 | 268
| REL. | 40.6 | 34.8 | 19.7 | 3.4 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 59.3 | 24.4 | 4.7 | 1.2 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 40 | 34 | 19 | 6 | 5 | 0 | 0 | 0 | 108
| |
|
|
ABS. | 80 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 11 | 1 | 0 | 0 | 0 | 0 | 0 | 149
| REL. | 87.9 | 10.9 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 12.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 87 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 69 | 21 | 2 | 0 | 0 | 0 | 0 | 0 | 92
| 23 | 2 | 0 | 0 | 0 | 0 | 0 | 108
| REL. | 75.0 | 22.8 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 25.0 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 7.9
| ID | 75 | 22 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 49 | 28 | 11 | 4 | 0 | 0 | 0 | 0 | 92
| 43 | 15 | 4 | 0 | 0 | 0 | 0 | 216
| REL | 53.2 | 30.4 | 11.9 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 46.7 | 16.3 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 3.12
| ID | 53 | 30 | 11 | 8 | 0 | 0 | 0 | 0 | 104
|
Year
| ABS. | 233 | 89 | 31 | 7 | 1 | 0 | 0 | 0 | 361
| 128 | 39 | 8 | 1 | 0 | 0 | 0 | 268 | REL. | 64.5 | 24.6 | 8.5 | 1.9 | 0.2 | 0.0 | 0.0 | 0.0 | 100.0
| 35.5 | 10.8 | 2.2 | 0.3 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 64 | 24 | 8 | 3 | 1 | 0 | 0 | 0 | 103
|
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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