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 | 18 | 19 | 11 | 10 | 11 | 11 | 11 | 11 | 14 | 30 | 25 | 27 | 28 | 24 | 35 | 29 | 16 | 11 | 15 | 18 | 18 | 25 | 37 | 73 | 60 | 82 | 45 | 42 | 33 | 26 | 17 | 26.88 | 82.08 | 31.00
| 2 | 58 | 36 | 22 | 22 | 39 | 67 | 35 | 24 | 35 | 29 | 32 | 23 | 23 | 25 | 21 | 17 | 13 | 24 | 25 | 53 | 46 | 41 | 34 | 19 | 18 | 21 | 25 | 14 | ~ | ~ | ~ | 30.01 | 66.92 | 28.00
| 3 | 16 | 17 | 11 | 20 | 11 | 12 | 13 | 14 | ~ | 17 | 34 | 29 | 14 | 11 | 19 | 25 | 47 | 32 | 17 | 13 | 15 | 26 | 33 | 26 | 35 | ~ | 33 | 28 | 35 | 40 | 34 | 23.27 | 46.81 | 29.00
| 4 | 35 | 19 | 17 | 19 | 13 | 16 | 13 | 11 | 16 | 22 | 8.27 | 8.98 | 15 | 17 | 22 | 16 | 21 | 26 | 18 | 22 | 23 | 24 | 24 | 24 | 20 | 24 | 29 | 21 | 22 | 28 | ~ | 19.78 | 35.17 | 30.00
| 5 | 14 | 13 | 8.13 | 17 | 19 | 20 | 10 | 14 | 15 | 17 | 23 | 25 | 19 | 13 | 18 | 16 | 23 | 22 | 23 | 20 | 14 | 15 | 14 | 17 | 16 | 13 | 10 | 18 | 17 | 17 | 17 | 16.61 | 24.65 | 31.00
| 6 | 14 | 16 | 14 | 17 | 13 | 19 | 26 | 16 | 17 | 19 | 5.77 | 8.60 | 10 | 13 | 13 | 11 | 10 | 13 | 19 | ~ | ~ | ~ | ~ | ~ | 12 | 13 | 10 | 18 | ~ | 16 | ~ | 14.20 | 25.65 | 24.00
| 7 | 15 | ~ | 12 | 15 | 13 | 14 | 13 | 6.44 | 17 | 7.40 | 9 | 8.23 | 14 | 10 | 14 | 16 | 12 | 10 | 8.79 | 11 | 23 | 20 | 28 | 9 | 21 | 29 | 26 | 19 | 16 | 11 | 9.00 | 14.52 | 28.92 | 30.00
| 8 | 22 | 22 | 36 | 23 | 14 | 18 | 13 | 16 | 11 | 13 | 20 | 28 | 26 | 25 | 19 | 16 | 29 | 24 | 30 | 24 | 17 | 11 | 8.67 | 9 | 12 | 30 | 11 | 13 | 8.94 | 6.21 | 11 | 18.28 | 35.65 | 31.00
| 9 | 7.73 | 23 | 23 | 15 | 29 | 13 | 10 | 19 | 22 | 26 | 33 | 13 | 10 | 10 | 10 | 13 | 12 | 18 | 22 | 23 | 30 | 31 | 50 | 43 | 37 | 22 | 14 | 29 | 42 | 35 | ~ | 22.76 | 49.54 | 30.00
| 10 | 25 | 25 | 34 | 47 | 43 | 24 | 41 | 75 | 30 | 9 | 12 | 12 | 20 | 15 | 15 | 33 | 34 | 14 | 33 | 23 | 17 | 24 | 30 | 32 | 20 | 14 | 12 | 6.31 | 10 | 8.19 | 14 | 24.22 | 74.94 | 31.00
| 11 | 7.73 | 17 | 14 | 15 | 15 | 15 | 35 | 23 | 48 | 8.77 | 19 | 24 | 39 | 32 | 38 | 28 | 18 | 17 | 25 | 42 | 65 | 52 | ~ | ~ | 115 | 210 | 52 | 87 | 68 | 57 | ~ | 42.38 | 209.67 | 28.00
| 12 | 51 | 67 | 67 | 40 | 17 | 9 | 14 | 26 | 31 | 70 | 69 | 53 | 25 | 30 | 33 | 19 | 26 | 25 | 21 | 17 | 25 | 38 | 65 | 25 | 44 | 41 | 47 | 44 | 76 | 96 | 44 | 40.52 | 95.90 | 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 | 34 | 5 | 1 | 0 | 0 | 0 | 0 | 88
| 40 | 6 | 1 | 0 | 0 | 0 | 0 | 82
| REL. | 54.5 | 38.6 | 5.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 45.5 | 6.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 54 | 38 | 5 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 80 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 85
| 5 | 0 | 0 | 0 | 0 | 0 | 0 | 35
| REL. | 94.1 | 5.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 5.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 70 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 21 | 0 | 0 | 0 | 0 | 0 | 0 | 50
| REL. | 76.9 | 23.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 23.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.9
| ID | 76 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 39 | 33 | 13 | 3 | 1 | 1 | 0 | 0 | 90
| 51 | 18 | 5 | 2 | 1 | 0 | 0 | 210
| REL | 43.3 | 36.6 | 14.4 | 3.3 | 1.1 | 1.1 | 0.0 | 0.0 | 100.0
| 56.7 | 20.0 | 5.6 | 2.2 | 1.1 | 0.0 | 0.0 | 26.11
| ID | 43 | 36 | 14 | 6 | 5 | 27 | 0 | 0 | 134
|
Year
| ABS. | 237 | 93 | 18 | 4 | 1 | 1 | 0 | 0 | 354
| 117 | 24 | 6 | 2 | 1 | 0 | 0 | 210 | REL. | 66.9 | 26.2 | 5.0 | 1.1 | 0.2 | 0.2 | 0.0 | 0.0 | 100.0
| 33.1 | 6.8 | 1.7 | 0.6 | 0.3 | 0.0 | 0.0 | 26.11
| ID | 66 | 26 | 5 | 2 | 1 | 7 | 0 | 0 | 109
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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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