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 | 11 | 14 | 20 | 8.14 | 8.91 | 14 | 11 | 10 | 17 | 16 | 4.42 | 16 | 11 | 12 | 18 | 19 | 16 | 24 | 8.18 | 17 | 11 | 21 | 6.25 | 17 | 25 | 5.09 | 19 | 18 | 15 | 14 | 25 | 14.54 | 25.47 | 31.00
| 2 | 10 | 5.98 | 5.76 | 8.82 | 13 | 8.43 | 10 | 17 | 16 | 26 | 14 | 10 | 12 | 23 | 12 | 10 | 9 | 6.27 | 8.37 | 7.34 | 10 | 5.23 | 8.79 | 6.57 | 16 | 13 | 17 | 18 | ~ | ~ | ~ | 11.74 | 25.54 | 28.00
| 3 | 5.00 | 4.45 | 14 | 17 | 7.37 | 10 | 14 | 10 | 10 | 13 | 12 | 16 | 21 | 33 | 22 | 17 | 19 | 23 | 19 | 12 | 14 | 17 | 10 | 12 | 9 | 9 | 15 | 13 | 7.94 | 25 | 30 | 14.82 | 32.89 | 31.00
| 4 | 29 | 22 | 18 | 17 | 19 | 11 | 9 | 8.12 | 11 | 16 | 14 | 11 | 6.82 | 6.23 | 19 | 10 | 12 | 14 | 11 | 10 | 11 | 7.45 | 7.03 | 9.00 | 12 | 15 | 11 | 13 | 16 | 25 | ~ | 13.29 | 29.34 | 30.00
| 5 | 18 | 11 | 11 | 8.21 | 8.13 | 10 | 12 | 16 | 15 | 12 | 12 | 13 | 13 | 16 | 12 | 18 | 20 | 24 | 15 | 28 | 15 | 18 | 24 | 19 | 23 | 25 | 29 | 39 | 28 | 13 | 15 | 17.43 | 39.33 | 31.00
| 6 | 18 | 20 | 11 | 9 | 15 | 12 | 22 | 11 | 20 | 36 | 28 | 5.54 | 16 | 8.08 | 14 | 17 | 21 | 7.97 | 20 | 19 | 12 | 9 | 10 | 20 | 16 | 25 | 33 | 13 | 14 | 15 | ~ | 16.57 | 35.64 | 30.00
| 7 | 18 | 21 | 24 | 25 | 35 | 32 | 8.88 | 4.99 | 14 | 26 | 16 | 21 | 12 | 15 | 14 | 17 | 25 | 22 | 28 | 20 | 16 | 19 | 12 | 18 | 24 | 31 | 20 | 18 | 17 | 17 | 19 | 19.63 | 34.74 | 31.00
| 8 | 21 | 35 | 43 | 60 | 37 | 40 | 15 | 11 | 13 | 10 | 12 | 10 | 14 | 15 | 11 | 7.68 | 10 | 14 | 9 | ~ | 11 | 8.09 | 11 | 21 | 33 | 40 | 30 | 22 | 12 | 18 | 22 | 20.49 | 59.71 | 30.00
| 9 | 8.47 | 9 | 26 | 21 | 17 | 17 | 17 | 28 | 35 | 33 | 25 | 24 | 24 | 30 | ~ | 56 | 56 | 50 | 44 | 29 | 15 | 12 | 21 | 10 | 11 | 6.48 | 7.99 | 8.21 | 8.29 | 9 | ~ | 22.75 | 56.38 | 29.00
| 10 | 8.35 | 15 | 16 | 8.38 | 16 | 12 | 8.36 | 22 | 6.67 | 6.44 | 10 | 15 | 17 | 13 | 15 | 16 | 12 | 28 | 18 | 25 | ~ | 15 | 19 | 6.95 | 17 | 14 | 14 | 19 | 20 | 26 | 17 | 15.16 | 28.39 | 30.00
| 11 | 15 | 44 | 17 | 26 | 38 | 13 | 12 | 10 | 11 | 16 | 18 | 19 | 8.15 | 8.37 | 14 | 19 | 27 | 17 | 21 | 31 | 29 | 34 | 18 | 14 | 15 | 22 | 29 | 17 | 11 | 26 | ~ | 19.99 | 43.58 | 30.00
| 12 | 14 | 9 | 10 | 6.58 | 11 | 14 | 12 | 12 | 24 | 28 | 18 | 8.72 | 8.55 | 12 | 15 | 20 | 27 | 13 | 18 | 18 | 15 | 20 | 28 | 32 | 38 | 11 | 6.82 | 12 | 12 | 14 | 31 | 16.72 | 37.81 | 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. | 85 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 5 | 0 | 0 | 0 | 0 | 0 | 0 | 33
| REL. | 94.4 | 5.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 5.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.3
| ID | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 82 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 9 | 0 | 0 | 0 | 0 | 0 | 0 | 39
| REL. | 90.1 | 9.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 9.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.5
| ID | 90 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 65 | 22 | 3 | 0 | 0 | 0 | 0 | 0 | 90
| 25 | 3 | 0 | 0 | 0 | 0 | 0 | 60
| REL. | 72.2 | 24.4 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 27.8 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.8
| ID | 72 | 24 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 74 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 17 | 0 | 0 | 0 | 0 | 0 | 0 | 44
| REL | 81.3 | 18.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.11
| ID | 81 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 306 | 53 | 3 | 0 | 0 | 0 | 0 | 0 | 362
| 56 | 3 | 0 | 0 | 0 | 0 | 0 | 60 | REL. | 84.5 | 14.6 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.5 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.8
| ID | 84 | 14 | | 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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