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 | ~ | ~ | ~ | ~ | 12 | 33 | 16 | 23 | 25 | 4.76 | 15 | 25 | 22 | 18 | 37 | 8.19 | 14 | 10 | 7.77 | 13 | 7.75 | 20 | 38 | 21 | 31 | 40 | 25 | 41 | 12 | 8.51 | 7.90 | 19.80 | 40.73 | 27.00
| 2 | 16 | 17 | 7.33 | 11 | 16 | 28 | 18 | 6.32 | 7.12 | 15 | 11 | 21 | 9 | 10 | 17 | 12 | 16 | 16 | 23 | 31 | 18 | 36 | 18 | 23 | 10 | 18 | 21 | 30 | 36 | ~ | ~ | 17.87 | 36.22 | 29.00
| 3 | 10 | 8.35 | 8.14 | 7.67 | 7.51 | 16 | 19 | 10 | 7.19 | 11 | 8.99 | 22 | 31 | 15 | 8.06 | 7.49 | 10 | 19 | 11 | 15 | 11 | 29 | 50 | 63 | 24 | 23 | 7.84 | 14 | 19 | 10 | 17 | 16.78 | 62.63 | 31.00
| 4 | 28 | 24 | 24 | 21 | 20 | 12 | 14 | 16 | 22 | 34 | 33 | 21 | 8.23 | 12 | 19 | 17 | 19 | 18 | 26 | 32 | 27 | ~ | ~ | 19 | 17 | 21 | 26 | 29 | 18 | 44 | ~ | 22.22 | 44.09 | 28.00
| 5 | 38 | 44 | 26 | 30 | 40 | ~ | ~ | ~ | 22 | 34 | 36 | 32 | 21 | 16 | 20 | 18 | 16 | 7.02 | 4.58 | 9 | 12 | 14 | 19 | 39 | 23 | 20 | 18 | 10 | 8.41 | 13 | 13 | 21.59 | 44.36 | 28.00
| 6 | 16 | 17 | 24 | 17 | 16 | 14 | 12 | 9 | 20 | 25 | 30 | 18 | 22 | 22 | 15 | 15 | 10 | 16 | 19 | 22 | 23 | 29 | 15 | 11 | 10 | 9 | 8.73 | 13 | 11 | 16 | ~ | 16.91 | 30.07 | 30.00
| 7 | 21 | 18 | 14 | 19 | 8.04 | 13 | 25 | 28 | 20 | 13 | 10 | 15 | 11 | 5.82 | 8.39 | 15 | 13 | 23 | 8.62 | 9 | 10 | 21 | 40 | ~ | ~ | ~ | 17 | 14 | 7.67 | 13 | 17 | 15.65 | 40.10 | 28.00
| 8 | 21 | 16 | 20 | 12 | 18 | 24 | 12 | 15 | 11 | 16 | 10 | 25 | 24 | 33 | 28 | 26 | 19 | 22 | 15 | 20 | 13 | 8.00 | 15 | 17 | 6.74 | 10 | 11 | 11 | 20 | 20 | 22 | 17.48 | 32.64 | 31.00
| 9 | 23 | 6.20 | 6.13 | 4.17 | 7.30 | 9 | 7.91 | 15 | 15 | 16 | 16 | 18 | 15 | 11 | 8.55 | 5.28 | 8.96 | 10 | 16 | 17 | 15 | 18 | 22 | 20 | 21 | 23 | 29 | 39 | 36 | 34 | ~ | 16.45 | 38.53 | 30.00
| 10 | 32 | 10 | 15 | 20 | 39 | 9 | 4.94 | 6.42 | 10 | 10 | 8.71 | 16 | 19 | 33 | 34 | 23 | 12 | 9 | 27 | 34 | 23 | 32 | 28 | 16 | 14 | 8.83 | 13 | 18 | 13 | 24 | 11 | 18.47 | 39.21 | 31.00
| 11 | 8.52 | 9 | 14 | 11 | 17 | 9 | 17 | 15 | 16 | 20 | 16 | 19 | 23 | 14 | 14 | 16 | 9 | 18 | 14 | 15 | 16 | 20 | 24 | 11 | 0.35 | 7.10 | 9 | 16 | 20 | 33 | ~ | 15.02 | 32.85 | 30.00
| 12 | 22 | 17 | 17 | 29 | 16 | 16 | 18 | 31 | 22 | 22 | 15 | 10 | 4.06 | 5.54 | 3.85 | 3.65 | 6.06 | 17 | 15 | 11 | 15 | 29 | 18 | 27 | 32 | 38 | 10 | 15 | 15 | 19 | 5.29 | 16.86 | 38.13 | 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. | 71 | 14 | 2 | 0 | 0 | 0 | 0 | 0 | 87
| 16 | 2 | 0 | 0 | 0 | 0 | 0 | 63
| REL. | 81.6 | 16.0 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.4 | 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 81 | 16 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 65 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 86
| 21 | 0 | 0 | 0 | 0 | 0 | 0 | 44
| REL. | 75.5 | 24.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 24.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.5
| ID | 75 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 80 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 9 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 89.8 | 10.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 10.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.7
| ID | 89 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 77 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 15 | 0 | 0 | 0 | 0 | 0 | 0 | 39
| REL | 83.6 | 16.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 16.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.10
| ID | 83 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 293 | 59 | 2 | 0 | 0 | 0 | 0 | 0 | 354
| 61 | 2 | 0 | 0 | 0 | 0 | 0 | 63 | REL. | 82.7 | 16.6 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.2 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 82 | 16 | | 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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