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 | 48 | 27 | 7.38 | 12 | 15 | 25 | 13 | 16 | 34 | 43 | 63 | 52 | 38 | 61 | 46 | 13 | 13 | 21 | 11 | 18 | 13 | 19 | 32 | 33 | 46 | 72 | 99 | 63 | 44 | 34 | 19 | 33.88 | 99.32 | 31.00
| 2 | 27 | 48 | 39 | 67 | 82 | 69 | 45 | 30 | 42 | 65 | 66 | 41 | 34 | 34 | 26 | 40 | 22 | 46 | 38 | 60 | 91 | 59 | 32 | 19 | 30 | 35 | 26 | 13 | ~ | ~ | ~ | 43.77 | 90.98 | 28.00
| 3 | 16 | 18 | 39 | 59 | 22 | 12 | 19 | 10 | 21 | 24 | 24 | 30 | 32 | 10 | 14 | 16 | 21 | 30 | 25 | 24 | 16 | 10 | 29 | 26 | 43 | 46 | 42 | 34 | 25 | 48 | 64 | 27.36 | 64.24 | 31.00
| 4 | 54 | 27 | 27 | 15 | 19 | 27 | 17 | 29 | 27 | 22 | 17 | 14 | 28 | 23 | 23 | 29 | 24 | 21 | 27 | 36 | 25 | 24 | 27 | 27 | 26 | 19 | 31 | 27 | 32 | 30 | ~ | 25.84 | 53.84 | 30.00
| 5 | 18 | 11 | 17 | 17 | 28 | 23 | 24 | 32 | 27 | 31 | 38 | 40 | 44 | 25 | 33 | 23 | 22 | 30 | 36 | 37 | 22 | 18 | 21 | 18 | 22 | 23 | 26 | 24 | 27 | 16 | 19 | 25.61 | 44.08 | 31.00
| 6 | 17 | 26 | 20 | 27 | 34 | 34 | 41 | ~ | 21 | 21 | 11 | 12 | 13 | 21 | 17 | 22 | 18 | 18 | 21 | 21 | 24 | 29 | 23 | 21 | 23 | 33 | 21 | 19 | 19 | 25 | ~ | 22.53 | 41.43 | 29.00
| 7 | 16 | 24 | 21 | 27 | 21 | 21 | 14 | 13 | 24 | 19 | 20 | 29 | 15 | 23 | 20 | 21 | 13 | 15 | 17 | 37 | 33 | 32 | 33 | 24 | 20 | 25 | 21 | 29 | 14 | 12 | 22 | 21.78 | 37.16 | 31.00
| 8 | 17 | 15 | 23 | 23 | 23 | 30 | 37 | 29 | 22 | 19 | 47 | ~ | 32 | 21 | 27 | 25 | 41 | 35 | 35 | 34 | 35 | 13 | 22 | 12 | 18 | 23 | 14 | 15 | 17 | 12 | 23 | 24.70 | 46.76 | 30.00
| 9 | 25 | 23 | 20 | 19 | 14 | 16 | 18 | 27 | 22 | 21 | 10 | 16 | 13 | 11 | 10 | 15 | 12 | 20 | 20 | 22 | 17 | 26 | 42 | 35 | 41 | 33 | 35 | 27 | 35 | 24 | ~ | 22.31 | 41.61 | 30.00
| 10 | 22 | 11 | 24 | 17 | 31 | 13 | 23 | 15 | 24 | 10 | 11 | 22 | 24 | 14 | 20 | 32 | 25 | 14 | 29 | 17 | 29 | 28 | 34 | 10 | 18 | 18 | 10 | 6.91 | 15 | 11 | 8.36 | 18.81 | 33.90 | 31.00
| 11 | 8.73 | 24 | 9 | 12 | 19 | 15 | 29 | 37 | 10 | 19 | 16 | 35 | 26 | 16 | 10 | 19 | 11 | 14 | 19 | 15 | 29 | 33 | 42 | 32 | 47 | 35 | 27 | 26 | 24 | 35 | ~ | 23.14 | 46.58 | 30.00
| 12 | 33 | 38 | 41 | 19 | 12 | 12 | 16 | 23 | 52 | 49 | 58 | 23 | 22 | 25 | 31 | 18 | 36 | 31 | 10 | 14 | 20 | 16 | 24 | 23 | 11 | 5.85 | 13 | 61 | 68 | 25 | 28 | 27.59 | 67.68 | 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. | 33 | 41 | 13 | 3 | 0 | 0 | 0 | 0 | 90
| 57 | 16 | 3 | 0 | 0 | 0 | 0 | 99
| REL. | 36.6 | 45.5 | 14.4 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 63.3 | 17.8 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 36 | 45 | 14 | 6 | 0 | 0 | 0 | 0 | 103
| |
|
|
ABS. | 51 | 38 | 1 | 0 | 0 | 0 | 0 | 0 | 90
| 39 | 1 | 0 | 0 | 0 | 0 | 0 | 54
| REL. | 56.6 | 42.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 56 | 42 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 62 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 29 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL. | 68.1 | 31.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 31.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.8
| ID | 68 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 60 | 28 | 4 | 0 | 0 | 0 | 0 | 0 | 92
| 32 | 4 | 0 | 0 | 0 | 0 | 0 | 68
| REL | 65.2 | 30.4 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 34.8 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.12
| ID | 65 | 30 | 4 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 206 | 136 | 18 | 3 | 0 | 0 | 0 | 0 | 363
| 157 | 21 | 3 | 0 | 0 | 0 | 0 | 99 | REL. | 56.7 | 37.4 | 4.9 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.3 | 5.8 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 56 | 37 | 4 | 1 | 0 | 0 | 0 | 0 | 100
|
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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