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 | 56 | 21 | 5.90 | 5.67 | 6.63 | 9 | 8.99 | 5.58 | 5.16 | 36 | 32 | 11 | 20 | 34 | 34 | 20 | 8.69 | 16 | 6.09 | 11 | 12 | 21 | 28 | 43 | 53 | 76 | 96 | 54 | 46 | 26 | 19 | 26.70 | 95.75 | 31.00
| 2 | 41 | 40 | 21 | 47 | 69 | 52 | 36 | 23 | 19 | 29 | 30 | 21 | 23 | 19 | 14 | 18 | 12 | 24 | 32 | 41 | ~ | ~ | ~ | 22 | 29 | 21 | 16 | 11 | ~ | ~ | ~ | 28.38 | 69.02 | 25.00
| 3 | 13 | 12 | 12 | 26 | 6.98 | 12 | 11 | 5.08 | 8.82 | 18 | 22 | 23 | 11 | 13 | 23 | 13 | 12 | 14 | 10 | 9 | 8.20 | 14 | 25 | 20 | 28 | 40 | 36 | 37 | 30 | 39 | 52 | 19.47 | 52.03 | 31.00
| 4 | 50 | 19 | 11 | 9 | 9 | 14 | 17 | 26 | 27 | 19 | 14 | 16 | 22 | 25 | 25 | 23 | 22 | 25 | 19 | 31 | 15 | 27 | 27 | 15 | 23 | 21 | 39 | 34 | 37 | 55 | ~ | 23.88 | 55.33 | 30.00
| 5 | 44 | 11 | 20 | 13 | 19 | 25 | 39 | 46 | 73 | 69 | 78 | 52 | 57 | 47 | 34 | ~ | 19 | 23 | 27 | 19 | 16 | 17 | 16 | 25 | 26 | 20 | 25 | 30 | 32 | 17 | 13 | 31.72 | 78.42 | 30.00
| 6 | 10 | 21 | 13 | 23 | 23 | 24 | 18 | 9 | 13 | 13 | 23 | 11 | 6.75 | 11 | 8.35 | 8.66 | 6.71 | 8.47 | 10 | 42 | 21 | 18 | 15 | 7.78 | 15 | 18 | 11 | 7.21 | 17 | 13 | ~ | 14.81 | 41.90 | 30.00
| 7 | 7.05 | 7.33 | ~ | ~ | ~ | ~ | ~ | 15 | 10 | 5.27 | 4.66 | 4.36 | 11 | 5.00 | 7.19 | 9 | 4.95 | 5.91 | 12 | 18 | 16 | 13 | 15 | 16 | 14 | 14 | 14 | 13 | 10 | 5.52 | 13 | 10.37 | 17.63 | 26.00
| 8 | 10 | 11 | 11 | 9 | 10 | 11 | 15 | 14 | 10 | 8.61 | 16 | 22 | 14 | 12 | 15 | 19 | 21 | 22 | 13 | 19 | 10 | 5.95 | 4.63 | 7.47 | 6.07 | 12 | 5.68 | 2.60 | 5.59 | 7.85 | 6.66 | 11.45 | 21.97 | 31.00
| 9 | 10 | 18 | 16 | 8.61 | 16 | 20 | 23 | 22 | 18 | 18 | 24 | 4.04 | 7.20 | 7.60 | 13 | 6.41 | 6.48 | 9 | 8.93 | 8.80 | 10 | 15 | 22 | 27 | 26 | 23 | 18 | 10 | 13 | 16 | ~ | 14.86 | 26.79 | 30.00
| 10 | 8.12 | 10 | 15 | 13 | 16 | 11 | 13 | 8.90 | 13 | ~ | 11 | 7.45 | 13 | 14 | 9 | 17 | 14 | 10 | 19 | 9 | 10 | 11 | 12 | 9 | 7.15 | 6.72 | 7.03 | 5.95 | 6.50 | 8.82 | 7.60 | 10.77 | 18.59 | 30.00
| 11 | 6.27 | 10 | 5.52 | 5.14 | 8.52 | 7.95 | 25 | 26 | 21 | 16 | 5.92 | 18 | 26 | 20 | 16 | 18 | 13 | 14 | 19 | 10 | 22 | 36 | 37 | 51 | 25 | 25 | 39 | 52 | 27 | 32 | ~ | 21.25 | 51.95 | 30.00
| 12 | 20 | 51 | 48 | 20 | 17 | 7.47 | 6.39 | 11 | 29 | 82 | 58 | 49 | 8.09 | 8.72 | 14 | 8.96 | 20 | 25 | 7.31 | 11 | 6.16 | 16 | 21 | 24 | 10 | 6.07 | 10 | 37 | 53 | 23 | 19 | 23.43 | 81.57 | 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. | 55 | 24 | 6 | 2 | 0 | 0 | 0 | 0 | 87
| 32 | 8 | 2 | 0 | 0 | 0 | 0 | 96
| REL. | 63.2 | 27.5 | 6.8 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 36.8 | 9.2 | 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 63 | 27 | 6 | 4 | 0 | 0 | 0 | 0 | 102
| |
|
|
ABS. | 63 | 21 | 5 | 1 | 0 | 0 | 0 | 0 | 90
| 27 | 6 | 1 | 0 | 0 | 0 | 0 | 78
| REL. | 70.0 | 23.3 | 5.5 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.0 | 6.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 11.5
| ID | 70 | 23 | 5 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 85 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 87
| 2 | 0 | 0 | 0 | 0 | 0 | 0 | 27
| REL. | 97.7 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 97 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 72 | 13 | 5 | 1 | 0 | 0 | 0 | 0 | 91
| 19 | 6 | 1 | 0 | 0 | 0 | 0 | 82
| REL | 79.1 | 14.2 | 5.4 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.9 | 6.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 10.12
| ID | 79 | 14 | 5 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 275 | 60 | 16 | 4 | 0 | 0 | 0 | 0 | 355
| 80 | 20 | 4 | 0 | 0 | 0 | 0 | 96 | REL. | 77.4 | 16.9 | 4.5 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 22.5 | 5.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 77 | 16 | 4 | 2 | 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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