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 | 21 | 16 | 13 | 8.24 | 7.03 | 10 | 8.89 | 9 | 7.95 | 11 | 11 | 19 | 21 | 14 | 26 | 19 | 17 | 16 | 14 | 11 | 12 | 15 | 19 | 29 | 23 | 14 | 24 | 29 | 15 | 36 | 9 | 16.35 | 36.48 | 31.00
| 2 | 15 | 33 | 27 | 18 | 36 | 20 | 38 | 14 | 36 | 33 | 48 | 24 | 15 | 21 | 22 | 25 | 7.72 | 17 | 56 | 69 | 52 | ~ | 20 | 12 | 10 | 19 | 17 | 12 | ~ | ~ | ~ | 26.41 | 68.86 | 27.00
| 3 | 15 | 16 | 16 | 27 | 9 | 5.25 | 11 | 15 | 14 | 16 | 29 | 36 | 14 | 9 | ~ | 15 | 6.65 | 16 | 12 | 8.20 | 7.10 | 8.97 | 20 | 17 | 21 | 40 | 37 | 17 | 26 | 38 | 37 | 18.59 | 39.85 | 30.00
| 4 | 38 | 11 | 17 | 17 | 11 | 8.60 | 14 | 14 | 19 | 19 | 16 | 13 | 18 | 21 | 18 | 21 | 21 | 20 | 15 | 21 | 15 | 15 | 28 | 20 | ~ | 20 | 32 | 27 | 28 | 35 | ~ | 19.83 | 38.30 | 29.00
| 5 | 19 | 24 | 26 | 12 | 19 | 26 | 14 | 13 | 21 | 30 | 27 | 28 | 15 | 13 | 8.60 | 13 | 14 | 14 | 16 | 13 | 10 | 8.24 | 10 | 19 | 10 | 13 | 14 | 25 | 21 | 20 | 12 | 17.09 | 29.90 | 31.00
| 6 | 16 | 21 | 14 | 17 | 17 | 33 | 20 | 10 | 14 | 8.98 | 5.53 | 6.79 | 4.95 | 5.14 | 10 | 9 | 11 | 13 | 21 | 13 | 15 | 22 | 12 | 4.53 | 8.81 | 20 | 18 | 9 | 10 | 14 | ~ | 13.51 | 33.33 | 30.00
| 7 | 13 | 7.74 | 15 | 5.50 | 8.28 | 10 | 8.70 | 7.71 | 10 | 9 | 11 | 6.95 | 11 | 13 | 13 | 14 | 17 | 12 | 14 | 14 | 26 | 12 | 18 | 18 | 17 | 19 | 24 | 24 | 14 | 9 | 7.37 | 13.18 | 26.21 | 31.00
| 8 | 18 | 20 | 15 | 16 | 14 | 3.37 | 2.64 | 3.21 | 2.66 | 11 | 25 | 17 | 18 | 17 | 17 | 28 | 21 | 27 | 13 | 5.17 | 6.51 | 8.86 | 6.83 | 7.94 | 8.71 | 15 | 6.22 | 6.53 | 6.15 | 11 | 6.89 | 12.44 | 27.56 | 31.00
| 9 | 8.67 | 17 | 26 | 11 | 15 | 6.78 | 18 | 17 | 14 | 26 | 7.78 | 10 | 8.64 | 7.84 | 6.67 | 9 | 7.89 | 8.02 | 8.23 | 12 | 13 | 18 | 26 | 33 | 32 | 36 | 19 | 12 | 16 | 19 | ~ | 15.68 | 35.66 | 30.00
| 10 | 8.61 | 6.95 | 8.37 | 10 | 14 | 13 | 19 | 11 | 14 | 11 | 7.77 | 6.24 | 8.85 | 8.53 | 14 | 31 | 18 | 5.87 | 12 | 16 | 20 | 27 | 29 | 10 | 5.38 | 10 | 7.98 | 5.47 | 6.01 | 5.72 | 11 | 12.29 | 30.59 | 31.00
| 11 | 6.43 | 12 | 8.62 | 8.89 | 14 | 9 | 6.42 | 19 | 16 | 22 | 6.70 | 12 | 17 | 21 | 14 | 13 | 8.05 | 7.25 | 13 | 17 | 19 | 11 | 6.30 | 13 | 27 | 22 | 30 | 13 | 18 | 21 | ~ | 14.33 | 30.04 | 30.00
| 12 | 21 | 13 | 19 | 13 | 13 | 14 | 8.47 | 9 | 7.19 | 9 | 27 | 25 | 8.35 | 5.54 | 5.38 | 8.02 | 11 | 24 | 15 | 6.85 | 7.70 | 20 | 20 | 32 | 27 | 16 | 23 | 47 | 29 | 27 | 40 | 17.76 | 47.02 | 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. | 66 | 19 | 3 | 0 | 0 | 0 | 0 | 0 | 88
| 22 | 3 | 0 | 0 | 0 | 0 | 0 | 69
| REL. | 75.0 | 21.5 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 25.0 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.2
| ID | 75 | 21 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 78 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 12 | 0 | 0 | 0 | 0 | 0 | 0 | 38
| REL. | 86.6 | 13.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 13.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 86 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 83 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 9 | 0 | 0 | 0 | 0 | 0 | 0 | 36
| REL. | 90.2 | 9.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 9.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 26.9
| ID | 90 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 80 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 12 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL | 86.9 | 13.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 13.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.12
| ID | 86 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 307 | 52 | 3 | 0 | 0 | 0 | 0 | 0 | 362
| 55 | 3 | 0 | 0 | 0 | 0 | 0 | 69 | REL. | 84.8 | 14.3 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.2 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.2
| 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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