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 | 19 | 13 | 8.42 | 6.45 | 4.61 | 9 | 8.43 | 8.00 | 12 | 16 | 11 | 28 | 36 | 37 | 22 | 20 | 8.55 | 10 | 10 | 11 | 9 | 17 | 29 | 42 | 50 | 52 | 33 | 29 | 26 | 23 | 7.76 | 19.86 | 51.69 | 31.00
| 2 | 15 | 31 | 18 | 12 | 34 | 37 | 28 | 18 | 30 | 39 | 32 | 21 | 21 | 30 | 19 | 15 | 10 | 20 | 43 | 50 | 36 | 44 | 25 | 15 | 8.70 | 17 | 19 | 10 | ~ | ~ | ~ | 24.92 | 49.69 | 28.00
| 3 | 12 | 13 | 13 | 20 | 8.31 | 8.39 | 9 | 7.88 | 10 | 11 | 17 | 25 | 12 | 7.24 | 23 | 13 | 8.18 | 16 | 9 | 8.25 | 10 | 14 | 23 | 31 | 28 | 34 | 40 | 21 | 24 | 32 | 42 | 17.78 | 42.03 | 31.00
| 4 | 44 | 18 | 10 | 9 | 11 | 10 | 8.57 | 9 | 18 | 14 | 11 | 16 | 17 | 20 | 17 | 16 | 25 | 26 | 18 | 25 | 20 | 22 | 28 | 17 | 19 | 17 | 31 | 23 | 25 | 24 | ~ | 19.03 | 44.42 | 30.00
| 5 | 14 | 18 | 23 | 7.67 | 16 | 16 | 12 | 27 | 44 | 42 | 48 | 31 | 14 | 21 | 16 | 18 | 13 | 19 | 20 | 14 | 10 | 10 | 12 | 19 | 12 | 15 | 16 | 26 | 30 | 22 | 12 | 20.01 | 48.31 | 31.00
| 6 | 12 | 16 | 11 | 14 | 22 | 29 | 20 | 10 | 22 | 11 | 5.51 | 7.76 | 4.63 | 10 | 12 | 11 | 11 | 16 | 16 | 18 | 19 | 22 | 16 | 6.62 | 26 | 23 | 23 | 11 | 8.18 | 13 | ~ | 14.91 | 28.60 | 30.00
| 7 | 13 | 12 | 15 | 7.11 | 6.83 | 11 | 7.53 | 6.77 | 12 | 14 | 23 | 6.00 | 7.30 | 10 | 12 | 11 | 14 | 11 | 16 | 20 | 23 | 19 | 28 | 21 | 23 | 25 | 28 | 27 | 14 | 8.20 | 10 | 14.91 | 28.45 | 31.00
| 8 | 18 | 21 | 15 | 17 | 17 | 21 | 20 | 25 | 8.14 | 11 | 26 | 27 | 14 | 20 | 21 | 27 | 26 | 26 | 11 | 25 | 14 | 8.51 | 9 | 12 | 13 | 19 | 27 | 27 | 15 | 11 | 6.41 | 17.96 | 27.39 | 31.00
| 9 | 9 | 20 | 23 | 11 | 13 | 9 | 15 | 16 | 11 | 14 | 7.87 | 6.10 | 9 | 5.96 | 9 | 8.14 | 8.57 | 11 | 7.98 | 13 | 12 | 23 | 22 | 41 | 34 | 32 | 24 | 9 | 12 | 19 | ~ | 15.19 | 40.56 | 30.00
| 10 | 20 | 8.43 | 9 | 16 | 17 | 17 | 26 | 14 | 15 | 9 | 7.94 | 8.03 | 8.48 | 10 | 14 | 15 | 15 | 9 | 16 | 13 | 15 | 16 | 16 | 10 | 6.21 | 8.10 | 6.00 | 6.12 | 5.50 | 6.11 | 12 | 12.09 | 25.68 | 31.00
| 11 | 6.47 | 14 | 7.85 | 8.88 | 11 | 10 | 14 | 25 | 14 | 20 | 12 | 18 | 25 | 19 | ~ | 15 | 10 | 17 | 18 | 19 | 37 | 55 | 100 | 75 | 29 | 36 | ~ | ~ | ~ | ~ | ~ | 24.64 | 99.86 | 25.00
| 12 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 49 | 31 | 10 | 15 | 20 | 15 | 17 | 22 | 16 | 14 | 15 | 26 | 24 | 30 | 21 | 10 | 15 | 35 | 42 | 36 | 37 | 23.82 | 49.17 | 21.00
|
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. | 61 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 90
| 29 | 1 | 0 | 0 | 0 | 0 | 0 | 52
| REL. | 67.7 | 31.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 32.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 67 | 31 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 76 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 15 | 0 | 0 | 0 | 0 | 0 | 0 | 48
| REL. | 83.5 | 16.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 16.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.5
| ID | 83 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 78 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 14 | 0 | 0 | 0 | 0 | 0 | 0 | 41
| REL. | 84.7 | 15.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 84 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 62 | 12 | 1 | 2 | 0 | 0 | 0 | 0 | 77
| 15 | 3 | 2 | 0 | 0 | 0 | 0 | 100
| REL | 80.5 | 15.5 | 1.2 | 2.5 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 19.5 | 3.9 | 2.6 | 0.0 | 0.0 | 0.0 | 0.0 | 23.11
| ID | 80 | 15 | 1 | 5 | 0 | 0 | 0 | 0 | 102
|
Year
| ABS. | 277 | 69 | 2 | 2 | 0 | 0 | 0 | 0 | 350
| 73 | 4 | 2 | 0 | 0 | 0 | 0 | 100 | REL. | 79.1 | 19.7 | 0.5 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.9 | 1.1 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 23.11
| ID | 79 | 19 | | 1 | 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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