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 | 55 | 84 | 57 | 33 | 13 | 33 | 48 | 39 | 35 | 42 | 18 | 52 | 37 | 33 | 36 | 24 | 7.13 | 8.04 | 8.90 | 11 | 7.33 | 19 | 37 | 35 | 43 | 35 | 23 | 41 | 13 | 10 | 9 | 30.58 | 83.96 | 31.00
| 2 | 33 | 33 | 10 | 16 | 17 | 17 | 17 | 11 | 8.27 | 16 | 19 | 28 | 13 | 7.54 | 18 | 15 | 17 | 18 | 31 | 29 | 18 | 24 | 29 | 28 | 11 | 17 | 19 | 30 | 50 | ~ | ~ | 20.56 | 49.73 | 29.00
| 3 | 23 | 6.90 | 12 | 8.21 | 9 | 12 | 20 | 8.29 | 7.08 | 12 | 11 | 23 | 32 | 25 | 7.67 | 12 | 12 | 14 | 12 | 21 | 18 | 23 | 35 | 57 | 66 | 44 | 17 | 13 | 29 | 3.98 | 10 | 19.51 | 65.92 | 31.00
| 4 | 22 | 24 | 18 | 13 | 17 | 23 | 12 | 9 | 13 | 31 | 33 | 11 | 6.38 | 15 | 22 | 7.92 | 11 | 17 | 36 | 29 | 26 | 27 | 16 | 30 | 14 | 11 | 15 | 17 | 15 | 11 | ~ | 18.36 | 35.73 | 30.00
| 5 | 17 | 17 | 11 | 17 | 13 | 16 | 21 | 15 | 10 | 15 | 19 | 19 | 9 | 7.33 | 7.38 | 14 | 23 | 7.65 | 7.15 | 7.58 | 8.35 | 6.52 | 5.60 | 11 | 13 | 4.63 | 15 | 12 | 4.77 | 6.00 | 7.36 | 11.84 | 22.77 | 31.00
| 6 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 45 | 38 | 32 | 27 | 27 | 18 | 26 | 28 | 26 | 40 | 27 | 27 | 25 | 25 | 20 | 28 | 25 | 22 | ~ | 28.15 | 44.60 | 18.00
| 7 | 22 | 24 | 19 | 24 | 20 | 22 | 32 | 30 | 19 | 23 | 18 | 24 | 24 | 21 | 30 | 23 | 29 | 26 | 32 | 20 | 28 | 30 | 21 | 34 | 29 | 25 | 26 | 20 | 33 | 28 | 34 | 25.41 | 34.00 | 31.00
| 8 | 34 | 34 | 29 | 31 | 37 | 59 | 33 | 23 | 17 | 26 | 28 | 38 | 42 | 40 | 36 | 30 | 34 | 25 | 31 | 28 | 32 | 27 | ~ | 30 | 19 | 14 | 21 | 30 | 28 | 24 | 33 | 30.35 | 58.56 | 30.00
| 9 | 43 | 18 | 14 | 11 | 13 | 8.88 | 19 | 14 | 21 | 24 | 21 | 22 | 27 | 27 | 20 | 21 | 12 | 13 | 38 | 31 | 28 | 26 | 28 | 33 | 29 | 43 | 46 | 47 | 43 | 57 | ~ | 26.60 | 57.46 | 30.00
| 10 | 46 | 22 | 24 | 36 | 41 | 37 | 35 | 24 | 34 | 35 | 21 | 26 | 28 | 50 | 38 | 35 | 42 | 26 | 60 | 46 | 33 | 46 | 51 | 94 | 43 | 30 | 19 | 27 | 25 | 37 | 20 | 36.35 | 94.33 | 31.00
| 11 | 15 | 36 | 27 | 22 | 24 | 24 | 22 | 19 | 23 | 36 | 54 | 34 | 48 | ~ | 26 | 29 | 44 | 24 | 37 | 35 | 25 | 29 | 37 | 45 | 43 | 28 | 16 | 29 | 40 | 55 | ~ | 31.92 | 54.60 | 29.00
| 12 | 41 | 47 | 24 | 30 | 22 | 45 | 28 | 43 | 38 | 20 | 18 | 35 | 27 | 23 | 15 | 13 | 20 | 22 | 40 | 31 | 62 | 56 | 63 | 78 | 66 | 55 | 57 | 21 | 40 | 34 | 23 | 36.68 | 77.83 | 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. | 58 | 27 | 5 | 1 | 0 | 0 | 0 | 0 | 91
| 33 | 6 | 1 | 0 | 0 | 0 | 0 | 84
| REL. | 63.7 | 29.6 | 5.4 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 36.3 | 6.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 2.1
| ID | 63 | 29 | 5 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 58 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 79
| 21 | 0 | 0 | 0 | 0 | 0 | 0 | 45
| REL. | 73.4 | 26.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.6
| ID | 73 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 39 | 50 | 2 | 0 | 0 | 0 | 0 | 0 | 91
| 52 | 2 | 0 | 0 | 0 | 0 | 0 | 59
| REL. | 42.8 | 54.9 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 57.1 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 6.8
| ID | 42 | 54 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 26 | 53 | 10 | 2 | 0 | 0 | 0 | 0 | 91
| 65 | 12 | 2 | 0 | 0 | 0 | 0 | 94
| REL | 28.5 | 58.2 | 10.9 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 71.4 | 13.2 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 24.10
| ID | 28 | 58 | 10 | 4 | 0 | 0 | 0 | 0 | 102
|
Year
| ABS. | 181 | 151 | 17 | 3 | 0 | 0 | 0 | 0 | 352
| 171 | 20 | 3 | 0 | 0 | 0 | 0 | 94 | REL. | 51.4 | 42.8 | 4.8 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 48.6 | 5.7 | 0.9 | 0.0 | 0.0 | 0.0 | 0.0 | 24.10
| ID | 51 | 42 | 4 | 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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