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 | 34 | 27 | 15 | 13 | 16 | 14 | 27 | 21 | 18 | 34 | 29 | 41 | 39 | 42 | 44 | 44 | 16 | 14 | 20 | 17 | 11 | 28 | 41 | 52 | 72 | 127 | 68 | 68 | 68 | 15 | 28 | 35.70 | 127.36 | 31.00
| 2 | 27 | 35 | 44 | 74 | 96 | 60 | 12 | ~ | ~ | 42 | 42 | 33 | 28 | 27 | 26 | 28 | 14 | 32 | 37 | 48 | 57 | 54 | 48 | 24 | 19 | 30 | 25 | 14 | ~ | ~ | ~ | 37.49 | 96.23 | 26.00
| 3 | 13 | 13 | 28 | 49 | 26 | ~ | ~ | ~ | 12 | 20 | 25 | 31 | 20 | 12 | 17 | 25 | 38 | 33 | 11 | 13 | 12 | 23 | 26 | 27 | 33 | 49 | 37 | 41 | 30 | 41 | 47 | 26.81 | 48.68 | 28.00
| 4 | 70 | 40 | 27 | 26 | 19 | 15 | 17 | 20 | 18 | 25 | 16 | 10 | 23 | 24 | ~ | 15 | 19 | 25 | 19 | 25 | 22 | 29 | 29 | 27 | 22 | 27 | 48 | 35 | 31 | 24 | ~ | 25.73 | 70.11 | 29.00
| 5 | 17 | 14 | 15 | 20 | 27 | 27 | 26 | 28 | 36 | 39 | 37 | 37 | 39 | 28 | 26 | 20 | 19 | 19 | 28 | 27 | ~ | ~ | ~ | 21 | 24 | 24 | 25 | ~ | 34 | 29 | 24 | 26.17 | 38.90 | 27.00
| 6 | 16 | 17 | 34 | 23 | 24 | 37 | 44 | 22 | 29 | 25 | 13 | 12 | 6.71 | 16 | 15 | 19 | ~ | ~ | ~ | 26 | 27 | 29 | 26 | 22 | 29 | 32 | 23 | 21 | 17 | 21 | ~ | 23.19 | 44.08 | 27.00
| 7 | 18 | 19 | ~ | ~ | ~ | ~ | 15 | 11 | 21 | 18 | 11 | 15 | 22 | 17 | 22 | 23 | 21 | 21 | 16 | 31 | 39 | 49 | 50 | 28 | 28 | 44 | 30 | 21 | 17 | 22 | 13 | 23.80 | 49.51 | 27.00
| 8 | 34 | 40 | 47 | ~ | 24 | 30 | 30 | 34 | 27 | 28 | 36 | 48 | 33 | 29 | 35 | 30 | 40 | 37 | 45 | 45 | 29 | 14 | 12 | 13 | 15 | 24 | 20 | 14 | 16 | 13 | 20 | 28.69 | 47.54 | 30.00
| 9 | 22 | 30 | 20 | 26 | 27 | 10 | 14 | ~ | 27 | 38 | 47 | 18 | 10 | 14 | 20 | 15 | 15 | 20 | 19 | 25 | 28 | 33 | 47 | 48 | 45 | 33 | 29 | 32 | 22 | 35 | ~ | 26.48 | 48.41 | 29.00
| 10 | 20 | 14 | 22 | 42 | 37 | 21 | 33 | 22 | 29 | 21 | 13 | 12 | 16 | 21 | 18 | 26 | 42 | 20 | 35 | 20 | 20 | 31 | 39 | 39 | 25 | 13 | 11 | 9 | 7.27 | 8.58 | 9 | 22.51 | 42.27 | 31.00
| 11 | 13 | 19 | 24 | 22 | 25 | 19 | 37 | 33 | 34 | 18 | 16 | 34 | 29 | 31 | 25 | 28 | 14 | 16 | 24 | 32 | 49 | 72 | 111 | 141 | 132 | 85 | 50 | 43 | 66 | 54 | ~ | 43.19 | 141.15 | 30.00
| 12 | 50 | 79 | 46 | 35 | 21 | 11 | 12 | 19 | 28 | 55 | 58 | ~ | ~ | ~ | 31 | 23 | 34 | 31 | 27 | 20 | 20 | 30 | 33 | 38 | 54 | 56 | 63 | 57 | 90 | 55 | 52 | 40.23 | 90.46 | 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- 25 | 26- 50 | 51- 75 | 76- 113 | 114- 150 | 151- 225 | 226- 300 | over 300 | 25 | 50 | 75 | 113 | 150 | 225 | 300
| |
|
|
ABS. | 31 | 43 | 9 | 1 | 1 | 0 | 0 | 0 | 85
| 54 | 11 | 2 | 1 | 0 | 0 | 0 | 127
| REL. | 36.4 | 50.5 | 10.5 | 1.1 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 63.5 | 12.9 | 2.4 | 1.2 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 36 | 50 | 10 | 2 | 5 | 0 | 0 | 0 | 105
| |
|
|
ABS. | 45 | 37 | 1 | 0 | 0 | 0 | 0 | 0 | 83
| 38 | 1 | 0 | 0 | 0 | 0 | 0 | 70
| REL. | 54.2 | 44.5 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 45.8 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 54 | 44 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 44 | 42 | 0 | 0 | 0 | 0 | 0 | 0 | 86
| 42 | 0 | 0 | 0 | 0 | 0 | 0 | 50
| REL. | 51.1 | 48.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 48.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.7
| ID | 51 | 48 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 38 | 32 | 13 | 4 | 2 | 0 | 0 | 0 | 89
| 51 | 19 | 6 | 2 | 0 | 0 | 0 | 141
| REL | 42.6 | 35.9 | 14.6 | 4.4 | 2.2 | 0.0 | 0.0 | 0.0 | 100.0
| 57.3 | 21.3 | 6.7 | 2.2 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 42 | 35 | 14 | 8 | 11 | 0 | 0 | 0 | 113
|
Year
| ABS. | 158 | 154 | 23 | 5 | 3 | 0 | 0 | 0 | 343
| 185 | 31 | 8 | 3 | 0 | 0 | 0 | 141 | REL. | 46.0 | 44.8 | 6.7 | 1.4 | 0.8 | 0.0 | 0.0 | 0.0 | 100.0
| 53.9 | 9.0 | 2.3 | 0.9 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 46 | 44 | 6 | 2 | 4 | 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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