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 | 35 | 27 | 21 | 21 | 30 | 47 | 47 | 33 | 39 | 36 | 36 | 38 | 32 | 43 | 52 | 23 | 11 | 13 | 14 | 16 | 14 | 29 | 45 | 37 | 44 | 31 | 36 | 38 | 19 | 18 | 14 | 30.25 | 52.24 | 31.00
| 2 | 25 | 21 | 17 | 23 | 24 | 47 | 24 | 16 | 22 | 28 | 29 | 27 | 16 | 22 | 21 | 16 | 19 | 21 | 20 | 32 | 37 | 39 | 40 | 29 | 16 | 41 | 33 | 37 | 31 | ~ | ~ | 26.71 | 47.14 | 29.00
| 3 | 24 | 19 | 16 | 13 | 17 | 29 | 25 | 13 | 13 | 26 | 12 | 34 | 37 | 21 | 14 | 14 | 14 | 40 | 21 | 29 | 32 | 55 | ~ | 92 | 33 | 27 | 17 | 20 | 31 | 12 | 24 | 25.91 | 91.59 | 30.00
| 4 | 42 | 41 | 37 | 48 | 26 | 28 | ~ | 40 | 35 | 41 | 44 | 21 | 15 | 41 | 47 | 30 | ~ | 21 | 23 | 38 | 38 | 37 | 39 | 46 | 20 | 29 | 58 | 80 | 42 | 92 | ~ | 39.27 | 92.41 | 28.00
| 5 | 46 | 61 | 70 | 85 | 106 | 69 | 59 | 70 | ~ | ~ | ~ | ~ | 21 | 18 | 34 | 26 | 23 | 14 | 13 | 14 | 15 | 13 | 19 | 17 | 20 | 15 | 15 | 11 | 12 | 14 | 18 | 33.24 | 105.96 | 27.00
| 6 | 16 | 17 | 18 | 19 | 18 | 15 | 15 | 17 | 20 | 28 | 24 | 22 | 21 | 20 | 14 | 13 | 12 | 12 | 17 | 20 | 23 | 23 | 16 | 12 | 12 | 10 | 11 | 12 | 19 | 23 | ~ | 17.21 | 28.19 | 30.00
| 7 | 20 | 19 | 12 | 11 | 11 | 12 | 21 | 9 | 11 | 10 | 12 | 15 | 17 | 11 | 12 | 13 | 15 | 16 | 14 | 13 | 14 | 14 | 18 | 18 | 12 | 28 | 30 | 28 | 29 | 31 | 32 | 17.10 | 32.27 | 31.00
| 8 | 30 | 25 | 24 | 25 | 29 | 33 | 27 | 26 | 26 | 27 | 29 | 30 | 34 | 32 | 31 | 25 | 26 | 26 | 30 | 29 | 26 | 23 | 27 | 32 | 21 | 26 | 26 | 27 | 25 | 30 | 35 | 27.81 | 34.56 | 31.00
| 9 | 35 | 24 | 23 | 22 | 26 | 29 | 26 | 35 | 27 | 31 | 35 | 30 | 31 | 33 | 34 | 26 | 24 | 30 | 38 | 39 | 31 | 41 | 34 | 34 | 37 | 38 | 36 | 51 | 48 | 46 | ~ | 33.17 | 51.45 | 30.00
| 10 | 38 | 26 | 37 | 47 | 50 | 30 | 28 | 31 | 30 | 28 | 35 | 37 | 47 | 55 | 46 | 50 | 44 | 30 | 36 | 37 | 46 | 60 | 47 | 38 | 35 | 47 | 38 | 40 | 32 | 40 | 36 | 39.35 | 60.01 | 31.00
| 11 | 31 | 35 | 49 | 33 | 44 | 33 | 47 | 44 | 44 | 51 | 55 | 45 | 56 | 45 | 46 | 53 | 47 | 44 | 53 | 49 | 38 | 46 | 60 | 53 | 38 | 31 | 35 | 39 | 39 | 41 | ~ | 44.16 | 60.08 | 30.00
| 12 | 35 | 36 | 38 | 51 | 31 | 50 | 30 | 54 | 84 | 49 | 35 | 32 | 30 | 28 | 28 | 27 | 49 | 63 | 75 | 79 | 62 | 85 | 79 | 82 | 107 | 121 | 49 | 41 | 84 | 63 | 61 | 56.02 | 121.02 | 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. | 44 | 43 | 2 | 1 | 0 | 0 | 0 | 0 | 90
| 46 | 3 | 1 | 0 | 0 | 0 | 0 | 92
| REL. | 48.8 | 47.7 | 2.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 51.1 | 3.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 48 | 47 | 2 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 51 | 24 | 6 | 4 | 0 | 0 | 0 | 0 | 85
| 34 | 10 | 4 | 0 | 0 | 0 | 0 | 106
| REL. | 60.0 | 28.2 | 7.0 | 4.7 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 40.0 | 11.8 | 4.7 | 0.0 | 0.0 | 0.0 | 0.0 | 5.5
| ID | 60 | 28 | 7 | 9 | 0 | 0 | 0 | 0 | 104
| |
|
|
ABS. | 33 | 58 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 59 | 1 | 0 | 0 | 0 | 0 | 0 | 51
| REL. | 35.8 | 63.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 64.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.9
| ID | 35 | 63 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 0 | 66 | 18 | 7 | 1 | 0 | 0 | 0 | 92
| 92 | 26 | 8 | 1 | 0 | 0 | 0 | 121
| REL | 0.0 | 71.7 | 19.5 | 7.6 | 1.0 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 28.3 | 8.7 | 1.1 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 0 | 71 | 19 | 15 | 5 | 0 | 0 | 0 | 111
|
Year
| ABS. | 128 | 191 | 27 | 12 | 1 | 0 | 0 | 0 | 359
| 231 | 40 | 13 | 1 | 0 | 0 | 0 | 121 | REL. | 35.6 | 53.2 | 7.5 | 3.3 | 0.2 | 0.0 | 0.0 | 0.0 | 100.0
| 64.3 | 11.1 | 3.6 | 0.3 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 35 | 53 | 7 | 6 | 1 | 0 | 0 | 0 | 104
|
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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