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 | 42 | 27 | 6.53 | 2.15 | 4.09 | 7.41 | 13 | 5.03 | 12 | 16 | 12 | 16 | 23 | 35 | 25 | 33 | 10 | 18 | 11 | 11 | 8.12 | 15 | 27 | 35 | 42 | 46 | 62 | 67 | 35 | 33 | 19 | 23.25 | 66.63 | 31.00
| 2 | 27 | 42 | 25 | 30 | 52 | 51 | 45 | 31 | 23 | 27 | 53 | 36 | 40 | 32 | 25 | 23 | 15 | 17 | 49 | 36 | 59 | 41 | 46 | 23 | 16 | 21 | 24 | 13 | ~ | ~ | ~ | 32.91 | 58.88 | 28.00
| 3 | 15 | 13 | 12 | 22 | 8.42 | 8.38 | 8.73 | 7.48 | 10 | 15 | 18 | 21 | 11 | 10 | 5.40 | 9 | 16 | 16 | 7.78 | 13 | 11 | 9 | 29 | 12 | 28 | 33 | 56 | 28 | 34 | 37 | 32 | 17.90 | 55.53 | 31.00
| 4 | 36 | 15 | 17 | 6.26 | 5.70 | 10 | 12 | 16 | 14 | 21 | 10 | 14 | 12 | 17 | 20 | 17 | 24 | 30 | 19 | 16 | 17 | 28 | 29 | 25 | 15 | 21 | 39 | ~ | 43 | 45 | ~ | 20.46 | 45.32 | 29.00
| 5 | 35 | 23 | 15 | 13 | 26 | 25 | 16 | 35 | 60 | 46 | 37 | 52 | 65 | 32 | 29 | 28 | 17 | 20 | 34 | 35 | 16 | 17 | 10 | 19 | 13 | 8.11 | 17 | 27 | 33 | 14 | 17 | 26.91 | 65.18 | 31.00
| 6 | 7.85 | 15 | 10 | 16 | 19 | 22 | 14 | 10 | 14 | 7.95 | 8.13 | 6.74 | 12 | 16 | 10 | 13 | 11 | 14 | 13 | 8.52 | 21 | 26 | 18 | 6.79 | 30 | 21 | 16 | 8.09 | 11 | 17 | ~ | 14.00 | 30.47 | 30.00
| 7 | 11 | 14 | 34 | 18 | 14 | 10 | 8.47 | 6.22 | 16 | 9 | 9 | 2.96 | 14 | 11 | 11 | 15 | 10 | 7.54 | 8.36 | 18 | 22 | 8.69 | 19 | 8.58 | 18 | 24 | 20 | 17 | 14 | 6.80 | 12 | 13.51 | 34.28 | 31.00
| 8 | 21 | 14 | 11 | 23 | 15 | 11 | 24 | 19 | 21 | 6.75 | 24 | 28 | 19 | 16 | 10 | 22 | 15 | 13 | 29 | 21 | 19 | 11 | 9 | 8.84 | 11 | 21 | 7.97 | 9 | 6.27 | 9 | 6.35 | 15.46 | 28.97 | 31.00
| 9 | 17 | 16 | 18 | 20 | 14 | 7.88 | 15 | 9 | 7.86 | 11 | 5.36 | 5.50 | 11 | 3.72 | 7.38 | 8.80 | 8.34 | 11 | 16 | 17 | 25 | 16 | 42 | 40 | 46 | 35 | 11 | 15 | 8.10 | 34 | ~ | 16.73 | 45.99 | 30.00
| 10 | 16 | 8.72 | 21 | 27 | 26 | 17 | 17 | 10 | 14 | 7.71 | 5.45 | 11 | 11 | 8.97 | 14 | 21 | 18 | 8.11 | 31 | 15 | 20 | 17 | 25 | 6.30 | 7.97 | 10 | 8.50 | 4.68 | 8.29 | 8.30 | 10 | 13.99 | 30.90 | 31.00
| 11 | 7.81 | 15 | 11 | 10 | 8.62 | 13 | 18 | 34 | 24 | 13 | 12 | 15 | 35 | 22 | 14 | 19 | 8.77 | 11 | 27 | 17 | 24 | 57 | 36 | 46 | 32 | 44 | 37 | 46 | 39 | 43 | ~ | 24.63 | 56.69 | 30.00
| 12 | 33 | 57 | 40 | 22 | 11 | 11 | 13 | 32 | 39 | 77 | 71 | 33 | 8.62 | 14 | 23 | 14 | 13 | 29 | 11 | 10 | 11 | 24 | 21 | 34 | 13 | 10 | 8.84 | 55 | 64 | 70 | 26 | 29.00 | 77.16 | 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. | 52 | 31 | 7 | 0 | 0 | 0 | 0 | 0 | 90
| 38 | 7 | 0 | 0 | 0 | 0 | 0 | 67
| REL. | 57.7 | 34.4 | 7.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 42.2 | 7.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.1
| ID | 57 | 34 | 7 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 66 | 21 | 3 | 0 | 0 | 0 | 0 | 0 | 90
| 24 | 3 | 0 | 0 | 0 | 0 | 0 | 65
| REL. | 73.3 | 23.3 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.7 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.5
| ID | 73 | 23 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 84 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | 46
| REL. | 91.3 | 8.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.9
| ID | 91 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 63 | 22 | 6 | 1 | 0 | 0 | 0 | 0 | 92
| 29 | 7 | 1 | 0 | 0 | 0 | 0 | 77
| REL | 68.4 | 23.9 | 6.5 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 31.5 | 7.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 10.12
| ID | 68 | 23 | 6 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 265 | 82 | 16 | 1 | 0 | 0 | 0 | 0 | 364
| 99 | 17 | 1 | 0 | 0 | 0 | 0 | 77 | REL. | 72.8 | 22.5 | 4.3 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 27.2 | 4.7 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 10.12
| ID | 72 | 22 | 4 | | 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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