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 | ~ | ~ | 10 | 12 | 13 | 14 | 15 | 14 | 18 | 41 | 68 | 48 | 49 | 58 | 69 | 31 | 16 | 13 | 12 | 18 | ~ | 24 | 42 | 52 | 56 | 113 | 86 | 72 | 55 | 18 | 23 | 37.94 | 112.60 | 28.00
| 2 | 31 | 48 | 20 | 58 | 81 | 80 | 38 | 19 | 34 | 62 | 51 | 26 | 29 | 27 | 23 | 25 | 17 | 33 | 47 | 59 | 52 | 93 | 40 | 17 | 22 | 21 | 22 | 11 | ~ | ~ | ~ | 38.74 | 92.52 | 28.00
| 3 | 15 | 13 | 26 | 54 | 15 | 10 | 15 | 9 | 15 | 22 | 31 | 34 | 21 | 16 | 33 | 33 | 21 | 22 | 16 | 15 | 15 | 23 | 33 | 29 | 42 | 50 | 37 | 32 | 31 | 50 | 66 | 27.16 | 66.48 | 31.00
| 4 | 61 | 22 | 14 | 17 | 17 | 18 | 15 | 18 | 27 | 26 | 22 | 20 | 30 | 28 | 23 | 25 | 32 | 30 | 21 | 31 | 35 | 32 | 33 | 30 | 20 | 20 | 48 | 47 | 37 | 41 | ~ | 27.91 | 60.92 | 30.00
| 5 | 20 | 14 | 25 | 17 | 30 | 22 | 23 | 26 | 35 | 41 | 41 | 43 | 35 | 23 | 29 | 22 | 20 | 29 | 32 | 30 | 21 | 21 | 24 | 18 | 15 | 19 | 25 | 34 | 38 | 23 | 18 | 26.20 | 43.02 | 31.00
| 6 | 13 | 20 | 19 | 25 | 24 | 46 | ~ | 14 | 25 | 20 | 11 | 12 | 14 | 16 | 17 | 16 | 15 | 20 | 22 | 30 | 34 | 31 | 24 | 20 | 30 | 36 | 18 | 12 | 18 | 24 | ~ | 21.55 | 46.46 | 29.00
| 7 | 15 | 18 | 29 | 16 | 16 | 13 | 14 | 13 | 21 | 17 | 14 | 13 | 13 | 18 | 20 | 20 | 17 | 12 | 21 | 30 | 43 | 25 | 33 | 29 | 28 | 28 | 34 | 24 | 15 | 11 | 18 | 20.53 | 43.04 | 31.00
| 8 | 27 | 20 | 24 | 25 | 24 | 33 | 33 | 36 | 21 | 23 | 43 | 51 | 26 | 27 | 29 | 33 | 40 | 45 | 28 | 43 | 29 | 13 | 11 | 13 | 14 | 28 | 13 | 14 | 14 | 18 | 20 | 26.38 | 50.96 | 31.00
| 9 | 24 | 27 | 30 | 21 | 20 | 18 | 24 | 26 | 23 | 38 | 15 | 13 | 12 | 11 | 11 | 10 | 14 | 19 | 23 | 26 | 24 | 36 | 49 | 55 | 53 | 61 | 44 | 31 | 30 | 35 | ~ | 27.48 | 60.58 | 30.00
| 10 | 16 | 14 | 23 | 21 | 34 | 24 | 40 | 24 | 29 | 12 | 9 | 10 | 16 | 20 | 15 | 34 | 17 | 20 | 40 | 18 | 24 | 30 | 34 | 13 | 11 | 18 | 9.00 | 9 | 8.33 | 8.00 | 10 | 19.62 | 40.02 | 31.00
| 11 | 9 | 15 | 12 | 11 | 15 | 17 | 41 | 45 | 37 | 52 | 13 | 48 | 43 | 24 | 27 | 32 | 12 | 18 | 30 | 18 | 40 | 57 | 73 | 99 | 53 | 62 | 56 | ~ | ~ | 41 | ~ | 35.74 | 98.88 | 28.00
| 12 | 36 | 66 | 41 | 28 | 10 | 13 | 16 | 20 | 53 | 96 | 78 | 57 | 8.64 | 15 | 29 | 16 | 51 | 57 | 11 | 13 | 22 | 21 | 37 | 28 | 27 | 14 | 38 | 76 | 97 | 38 | 39 | 37.14 | 97.25 | 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- 25 | 26- 50 | 51- 75 | 76- 113 | 114- 150 | 151- 225 | 226- 300 | over 300 | 25 | 50 | 75 | 113 | 150 | 225 | 300
| |
|
|
ABS. | 40 | 27 | 15 | 4 | 1 | 0 | 0 | 0 | 87
| 47 | 20 | 5 | 1 | 0 | 0 | 0 | 113
| REL. | 45.9 | 31.0 | 17.2 | 4.5 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 54.0 | 23.0 | 5.7 | 1.1 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 45 | 31 | 17 | 9 | 5 | 0 | 0 | 0 | 109
| |
|
|
ABS. | 53 | 36 | 1 | 0 | 0 | 0 | 0 | 0 | 90
| 37 | 1 | 0 | 0 | 0 | 0 | 0 | 61
| REL. | 58.8 | 40.0 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 58 | 40 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 52 | 36 | 4 | 0 | 0 | 0 | 0 | 0 | 92
| 40 | 4 | 0 | 0 | 0 | 0 | 0 | 61
| REL. | 56.5 | 39.1 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.5 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 26.9
| ID | 56 | 39 | 4 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 47 | 27 | 11 | 5 | 0 | 0 | 0 | 0 | 90
| 43 | 16 | 5 | 0 | 0 | 0 | 0 | 99
| REL | 52.2 | 30.0 | 12.2 | 5.5 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 47.8 | 17.8 | 5.6 | 0.0 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 52 | 30 | 12 | 11 | 0 | 0 | 0 | 0 | 105
|
Year
| ABS. | 192 | 126 | 31 | 9 | 1 | 0 | 0 | 0 | 359
| 167 | 41 | 10 | 1 | 0 | 0 | 0 | 113 | REL. | 53.4 | 35.0 | 8.6 | 2.5 | 0.2 | 0.0 | 0.0 | 0.0 | 100.0
| 46.5 | 11.4 | 2.8 | 0.3 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 53 | 35 | 8 | 5 | 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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