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 | 13 | 14 | 15 | 10 | 10 | 9 | 17 | 10 | 7.68 | 18 | 20 | 26 | 16 | 16 | 38 | 14 | 12 | 13 | 16 | 14 | 13 | 23 | 41 | 45 | 63 | 85 | 61 | 53 | 36 | 27 | 21 | 24.99 | 84.57 | 31.00
| 2 | 58 | 56 | 35 | 37 | 76 | 36 | 75 | 25 | 39 | 43 | 29 | 18 | 28 | 28 | 14 | 19 | 15 | 24 | 31 | 49 | 70 | 78 | 52 | 17 | 19 | 18 | 24 | 14 | ~ | ~ | ~ | 36.74 | 77.57 | 28.00
| 3 | 13 | 12 | 16 | 25 | 10 | 8.24 | 12 | 6.27 | 8.94 | 27 | 28 | 38 | 15 | 14 | 14 | 31 | 29 | 25 | 16 | 23 | 18 | 25 | 36 | 22 | 27 | 64 | 61 | 52 | 53 | 56 | 51 | 26.89 | 63.62 | 31.00
| 4 | 59 | 24 | 18 | 13 | 8.81 | 23 | 20 | 10 | 23 | 20 | 12 | 14 | 20 | 21 | 19 | 14 | 28 | 33 | 25 | 37 | 24 | 31 | 35 | 22 | 23 | 27 | 26 | 34 | 25 | 20 | ~ | 23.61 | 58.68 | 30.00
| 5 | 11 | 8.91 | 12 | 20 | 19 | 17 | 19 | 23 | 34 | 40 | 33 | 32 | 26 | 31 | 18 | 17 | 15 | 17 | 24 | 22 | 20 | 13 | 14 | 15 | 15 | 14 | 17 | 21 | 27 | 24 | 17 | 20.42 | 39.72 | 31.00
| 6 | 10 | 15 | 12 | 11 | 16 | 25 | 22 | 7.48 | 15 | 14 | 5.91 | 8.54 | 8.09 | 7.75 | 9 | 7.44 | 9 | 10 | 12 | 18 | 15 | 19 | 17 | 11 | 15 | 14 | 13 | 12 | 9 | 13 | ~ | 12.70 | 24.89 | 30.00
| 7 | 15 | 12 | 16 | 21 | 10 | 11 | 12 | 8.12 | 22 | 9 | 6.03 | 5.89 | 15 | 8.55 | 8.70 | 14 | 7.68 | 8.81 | 10 | 22 | 38 | 28 | 23 | 15 | 11 | 32 | 18 | 15 | 9 | 11 | 5.70 | 14.56 | 37.98 | 31.00
| 8 | 14 | 27 | 30 | 18 | 16 | 16 | 17 | 16 | 15 | 13 | 26 | 25 | 20 | 28 | 29 | 25 | 26 | 24 | 27 | 32 | 16 | 10 | 7.68 | 6.97 | 4.10 | 16 | 9 | 10 | 6.53 | 9 | 11 | 17.71 | 32.08 | 31.00
| 9 | 14 | 20 | 20 | 24 | 15 | 4.99 | 12 | 17 | 19 | 29 | 32 | 10 | 6.25 | 6.07 | 6.01 | 6.92 | 8.21 | 17 | 11 | 17 | 15 | 21 | 30 | 46 | 36 | 34 | 17 | 14 | 12 | 38 | ~ | 18.57 | 46.09 | 30.00
| 10 | 17 | 12 | 20 | 29 | 28 | 14 | 27 | 16 | 13 | 16 | 5.82 | 5.21 | 6.84 | 12 | 6.03 | 19 | 21 | 12 | 16 | 16 | 18 | 31 | 39 | 20 | 12 | 11 | 9 | 5.56 | 5.69 | 4.89 | 9 | 15.28 | 38.54 | 31.00
| 11 | 10 | 16 | 20 | 18 | 15 | 14 | 20 | 38 | 15 | 12 | 12 | 22 | 23 | 37 | 23 | 29 | 15 | 19 | 31 | 23 | 54 | 65 | 74 | 69 | 34 | 50 | 71 | 63 | 46 | 58 | ~ | 33.22 | 74.21 | 30.00
| 12 | 50 | 77 | 46 | 29 | 15 | 9 | 10 | 18 | 26 | 47 | 71 | 71 | 26 | 12 | 21 | 13 | 18 | 14 | 15 | 17 | 12 | 22 | 35 | 52 | 45 | 48 | 71 | 89 | 91 | 46 | 39 | 37.21 | 91.15 | 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. | 48 | 25 | 13 | 4 | 0 | 0 | 0 | 0 | 90
| 42 | 17 | 4 | 0 | 0 | 0 | 0 | 85
| REL. | 53.3 | 27.7 | 14.4 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 46.7 | 18.9 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 53 | 27 | 14 | 8 | 0 | 0 | 0 | 0 | 104
| |
|
|
ABS. | 75 | 15 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 16 | 1 | 0 | 0 | 0 | 0 | 0 | 59
| REL. | 82.4 | 16.4 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 82 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 74 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 46
| REL. | 80.4 | 19.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 19.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 80 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 55 | 22 | 12 | 3 | 0 | 0 | 0 | 0 | 92
| 37 | 15 | 3 | 0 | 0 | 0 | 0 | 91
| REL | 59.7 | 23.9 | 13.0 | 3.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 40.2 | 16.3 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 29.12
| ID | 59 | 23 | 13 | 6 | 0 | 0 | 0 | 0 | 103
|
Year
| ABS. | 252 | 80 | 26 | 7 | 0 | 0 | 0 | 0 | 365
| 113 | 33 | 7 | 0 | 0 | 0 | 0 | 91 | REL. | 69.0 | 21.9 | 7.1 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 31.0 | 9.0 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 29.12
| ID | 69 | 21 | 7 | 3 | 0 | 0 | 0 | 0 | 101
|
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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