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 | 29 | 7.04 | 17 | 8.71 | 6.19 | 19 | 13 | 16 | 22 | 11 | 20 | 19 | 29 | 38 | 23 | 24 | 2.18 | 5.24 | 5.17 | 5.86 | 21 | 22 | 23 | 14 | 10 | 14 | 16 | 46 | 8.92 | 8.07 | 6.57 | 16.41 | 45.82 | 31.00
| 2 | 13 | 11 | 5.78 | 16 | 11 | 19 | 22 | 8.15 | 7.95 | 17 | 5.20 | 26 | 13 | 6.85 | 19 | 12 | 18 | 15 | 24 | 28 | 10 | 27 | 6.86 | 14 | 9 | 11 | 21 | 33 | 39 | ~ | ~ | 16.15 | 39.35 | 29.00
| 3 | 10 | 11 | 9 | 6.55 | 6.66 | 22 | 22 | 4.74 | 4.92 | 10 | 5.85 | 25 | 28 | 11 | 6.67 | 7.52 | 7.73 | 15 | 10 | 10 | 6.68 | 20 | 49 | 56 | 13 | 26 | 5.47 | 10 | 25 | 8.17 | 12 | 15.05 | 55.88 | 31.00
| 4 | 17 | 22 | 22 | 15 | 13 | 10 | 11 | 8.92 | 25 | 29 | 30 | 23 | 11 | 8.22 | 16 | 10 | 19 | 25 | 35 | 22 | 31 | 33 | 31 | 25 | 5.58 | 18 | 28 | 29 | 22 | 19 | ~ | 20.51 | 34.82 | 30.00
| 5 | 25 | 18 | 21 | 27 | 29 | 41 | 44 | 55 | 14 | 30 | 44 | 17 | 14 | 11 | 14 | 19 | 35 | 13 | 12 | 11 | 12 | 8.53 | 14 | 18 | 29 | 24 | 21 | 11 | 12 | 10 | 10 | 21.44 | 54.60 | 31.00
| 6 | 15 | 16 | 17 | 19 | 15 | 14 | 13 | 12 | 20 | 28 | 27 | 15 | 19 | 19 | 11 | 7.18 | 6.72 | 10 | 15 | 19 | 22 | 22 | 12 | 10 | 6.12 | 5.22 | 6.30 | 8.64 | 6.77 | 11 | ~ | 14.23 | 28.14 | 30.00
| 7 | 20 | 15 | 18 | 25 | 8.06 | 13 | 11 | 8.93 | 9 | 4.14 | 10 | 7.64 | 12 | 11 | 7.82 | 7.18 | 7.81 | 13 | 8.12 | 7.70 | 7.01 | 10 | 7.75 | 17 | 12 | 18 | 15 | 12 | 7.02 | 14 | 16 | 11.62 | 24.84 | 31.00
| 8 | 14 | ~ | 17 | 19 | 22 | 30 | 13 | 19 | 10 | 18 | 16 | 21 | 21 | 21 | 27 | 13 | 15 | 15 | 14 | 18 | 17 | 8.23 | 13 | 18 | 7.79 | 10 | 13 | 17 | 14 | 23 | 28 | 17.06 | 30.17 | 30.00
| 9 | 30 | 10 | 6.79 | 4.18 | 8.58 | 12 | 11 | 13 | 12 | 16 | 13 | 13 | 21 | 15 | 18 | 17 | 13 | 8.00 | 14 | 19 | 14 | 20 | 16 | 15 | 18 | 18 | 28 | 42 | 39 | 39 | ~ | 17.52 | 41.79 | 30.00
| 10 | 38 | 15 | 12 | 29 | 41 | 7.52 | 8.69 | 7.96 | 8.92 | 12 | 13 | 18 | 17 | 31 | 38 | 23 | 13 | 7.40 | 27 | 38 | 24 | 24 | 45 | 18 | 19 | 10 | 13 | 10 | 18 | 45 | 19 | 21.01 | 45.08 | 31.00
| 11 | 14 | 15 | 14 | 17 | 18 | 12 | 12 | 15 | 18 | 21 | 17 | 21 | 20 | 17 | 12 | 15 | 16 | 17 | 8.60 | 7.15 | 8.60 | 13 | 21 | 18 | 9 | 7.44 | 7.10 | 11 | 13 | 20 | ~ | 14.54 | 21.23 | 30.00
| 12 | 15 | 16 | 10 | 17 | 23 | 4.48 | 3.40 | 22 | 14 | 10 | 11 | 8.67 | 14 | 16 | 14 | 13 | 12 | 20 | 14 | 19 | 30 | 27 | 33 | 38 | 56 | 31 | 12 | 18 | 15 | 15 | 8.94 | 18.16 | 55.83 | 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. | 77 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 14 | 1 | 0 | 0 | 0 | 0 | 0 | 56
| REL. | 84.6 | 14.2 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 84 | 14 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 70 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 21 | 1 | 0 | 0 | 0 | 0 | 0 | 55
| REL. | 76.9 | 21.9 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 23.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 8.5
| ID | 76 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 83 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | 42
| REL. | 91.2 | 8.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.9
| ID | 91 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 77 | 14 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 15 | 1 | 0 | 0 | 0 | 0 | 0 | 56
| REL | 83.6 | 15.2 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 16.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.12
| ID | 83 | 15 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 307 | 55 | 3 | 0 | 0 | 0 | 0 | 0 | 365
| 58 | 3 | 0 | 0 | 0 | 0 | 0 | 56 | REL. | 84.1 | 15.0 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.9 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 84 | 15 | | 0 | 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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