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 | 22 | 24 | 20 | 12 | 14 | 13 | 35 | 27 | 15 | 32 | 34 | 39 | 33 | 27 | 51 | 37 | 19 | 21 | 25 | 20 | 12 | 25 | 33 | 44 | 45 | 79 | 72 | 68 | 48 | 51 | 18 | 32.75 | 79.27 | 31.00
| 2 | 28 | 36 | 42 | 43 | 64 | 69 | 71 | 24 | 44 | 57 | 62 | 37 | 31 | 31 | 23 | 30 | 14 | 28 | 47 | 54 | 68 | 67 | 57 | 21 | 26 | 25 | 29 | 19 | ~ | ~ | ~ | 40.88 | 71.20 | 28.00
| 3 | 18 | 22 | 19 | 33 | 20 | 14 | 18 | 12 | 16 | 18 | 23 | 32 | 18 | 15 | 17 | 27 | 39 | 28 | 13 | 13 | 13 | 22 | 34 | 26 | 27 | 46 | 46 | 37 | 34 | 38 | 43 | 25.09 | 46.24 | 31.00
| 4 | 51 | 33 | 28 | 21 | 18 | 16 | 19 | 11 | 22 | 24 | 21 | 12 | 20 | 25 | 23 | 20 | 25 | 27 | 21 | 27 | 22 | 25 | 32 | 24 | 23 | 32 | 47 | 37 | 27 | 25 | ~ | 25.24 | 51.28 | 30.00
| 5 | 18 | 18 | 19 | 19 | 26 | 25 | 26 | 30 | 35 | 36 | 33 | 35 | 30 | 29 | 27 | 19 | 22 | 24 | 21 | 20 | 19 | 15 | 20 | 19 | 23 | 15 | 23 | 34 | 34 | 26 | 18 | 24.57 | 36.25 | 31.00
| 6 | 12 | 19 | 22 | 21 | 25 | 31 | 29 | 17 | 18 | 21 | 11 | 12 | 8.63 | 12 | 15 | 13 | 17 | 18 | 19 | 26 | 24 | 20 | 19 | 16 | 20 | 26 | 15 | 15 | 14 | 17 | ~ | 18.35 | 30.80 | 30.00
| 7 | 16 | 16 | 22 | 13 | 15 | 15 | 14 | 9 | 15 | 13 | 13 | 11 | 15 | 13 | 18 | 16 | 15 | 15 | 13 | 23 | 35 | 35 | 39 | 22 | 25 | 35 | 26 | 26 | 15 | 17 | 12 | 18.91 | 38.81 | 31.00
| 8 | 25 | 34 | 36 | 22 | 22 | 25 | 25 | 28 | 24 | 22 | 35 | 39 | 30 | 27 | 32 | 27 | 31 | 36 | 31 | 43 | 28 | 15 | 13 | 12 | 10 | 25 | 15 | 13 | 15 | 12 | 16 | 24.84 | 43.35 | 31.00
| 9 | 17 | 25 | 26 | 24 | 23 | 12 | 19 | 20 | 23 | 29 | 38 | 13 | 14 | 12 | 11 | 12 | 14 | 21 | 18 | 18 | 21 | 30 | 34 | 47 | 37 | 44 | 31 | 28 | 18 | 34 | ~ | 23.71 | 46.72 | 30.00
| 10 | 17 | 12 | 21 | 26 | 24 | 19 | 33 | 20 | 19 | 17 | 12 | 8.37 | 9 | 25 | 23 | 21 | 20 | 17 | 26 | 25 | ~ | ~ | 41 | 31 | 16 | 13 | 12 | 10 | 11 | 9 | 16 | 19.17 | 41.08 | 29.00
| 11 | 9 | 19 | 26 | 26 | 17 | 17 | 25 | 55 | 34 | 12 | 12 | 31 | 32 | 41 | 27 | 27 | 20 | 21 | 36 | 31 | 57 | 71 | 83 | 117 | 76 | 54 | 57 | 44 | 56 | 46 | ~ | 39.26 | 117.06 | 30.00
| 12 | 52 | 92 | 57 | 34 | 19 | 19 | 21 | 26 | 25 | 54 | 81 | 86 | 43 | 20 | 27 | 25 | 28 | 22 | 37 | 35 | 17 | 23 | 34 | 43 | 57 | 43 | 57 | 58 | 62 | 49 | 49 | 41.81 | 92.17 | 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. | 37 | 39 | 13 | 1 | 0 | 0 | 0 | 0 | 90
| 53 | 14 | 1 | 0 | 0 | 0 | 0 | 79
| REL. | 41.1 | 43.3 | 14.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 58.9 | 15.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 41 | 43 | 14 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 63 | 27 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 28 | 1 | 0 | 0 | 0 | 0 | 0 | 51
| REL. | 69.2 | 29.6 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 69 | 29 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 58 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 34 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL. | 63.0 | 36.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 37.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 63 | 36 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 40 | 31 | 13 | 5 | 1 | 0 | 0 | 0 | 90
| 50 | 19 | 6 | 1 | 0 | 0 | 0 | 117
| REL | 44.4 | 34.4 | 14.4 | 5.5 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 55.6 | 21.1 | 6.7 | 1.1 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 44 | 34 | 14 | 11 | 5 | 0 | 0 | 0 | 110
|
Year
| ABS. | 198 | 131 | 27 | 6 | 1 | 0 | 0 | 0 | 363
| 165 | 34 | 7 | 1 | 0 | 0 | 0 | 117 | REL. | 54.5 | 36.0 | 7.4 | 1.6 | 0.2 | 0.0 | 0.0 | 0.0 | 100.0
| 45.5 | 9.4 | 1.9 | 0.3 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 54 | 36 | 7 | 3 | 1 | 0 | 0 | 0 | 102
|
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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