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 | 20 | 23 | 14 | 8.15 | 7.98 | 10 | 11 | 6.90 | 16 | 36 | 25 | 29 | 28 | 26 | 35 | 40 | 14 | 59 | 13 | 30 | 27 | 29 | 47 | 63 | 108 | 143 | 57 | 73 | 49 | 32 | 24 | 35.61 | 143.21 | 31.00
| 2 | 67 | 30 | 27 | 31 | 62 | 85 | 55 | 30 | 26 | 108 | 51 | 32 | 43 | 28 | 21 | 15 | 16 | 25 | 38 | 63 | 69 | 68 | 59 | 25 | 34 | 31 | 19 | 12 | ~ | ~ | ~ | 41.74 | 107.65 | 28.00
| 3 | 21 | 13 | 15 | 32 | 14 | 7.48 | 6.98 | 7.88 | 15 | 39 | 57 | 51 | 19 | 15 | 41 | 44 | 74 | 46 | 10 | 14 | 15 | 50 | 68 | 44 | 54 | 102 | 72 | 50 | 68 | 56 | 54 | 37.90 | 101.81 | 31.00
| 4 | 58 | 28 | 20 | 23 | 22 | 24 | 16 | 16 | 44 | 28 | 38 | 6.73 | 14 | 38 | 22 | 10 | 22 | 26 | 16 | 26 | 30 | 62 | 70 | 34 | 37 | 49 | 58 | 65 | 54 | 46 | ~ | 33.40 | 69.63 | 30.00
| 5 | 26 | 15 | 14 | 25 | 30 | 25 | 21 | 29 | 38 | 63 | 49 | 39 | 46 | ~ | 26 | 33 | 48 | 35 | 39 | 31 | 17 | 13 | 14 | 29 | 25 | 21 | 21 | 46 | 57 | 45 | 25 | 31.52 | 63.02 | 30.00
| 6 | 17 | 25 | 29 | 29 | 51 | 34 | 44 | 20 | 35 | 23 | 10 | 7.65 | 8.06 | 16 | 14 | 8.48 | 14 | 24 | 19 | 16 | 17 | 18 | 20 | ~ | 28 | 23 | 17 | 11 | 12 | 12 | ~ | 20.75 | 50.69 | 29.00
| 7 | 16 | 13 | 13 | 13 | 10 | 8.85 | 17 | 7.96 | 11 | 9 | 9 | 6.04 | 12 | 11 | 18 | 19 | 20 | 6.23 | 7.85 | 20 | ~ | 35 | 36 | 25 | 29 | 43 | 35 | 17 | 15 | 9 | 6.71 | 16.65 | 42.77 | 30.00
| 8 | 29 | 34 | 41 | 31 | 17 | 11 | 18 | 24 | 18 | 17 | 27 | 52 | 27 | 28 | 43 | 25 | 54 | 29 | 36 | 42 | ~ | 9 | 6.63 | 11 | 10 | 35 | 14 | 13 | 8.94 | 8.29 | 11 | 24.40 | 53.58 | 30.00
| 9 | 16 | 66 | 48 | 25 | 45 | 14 | 11 | 16 | 21 | 20 | 33 | 16 | 7.40 | 8.73 | 4.75 | 6.85 | 10 | 27 | 29 | 31 | 42 | 69 | 74 | 65 | 45 | 34 | 24 | 37 | 37 | 36 | ~ | 30.63 | 73.83 | 30.00
| 10 | 20 | 24 | 54 | 44 | 49 | 26 | 36 | 81 | 20 | 12 | 6.38 | ~ | 18 | 13 | 13 | 36 | 29 | 17 | 56 | 17 | 15 | 24 | 31 | 41 | 18 | 12 | 13 | 6.98 | 8.21 | 4.35 | 9 | 25.12 | 81.10 | 30.00
| 11 | 7.21 | 17 | 9 | 17 | 15 | 12 | 42 | 34 | 57 | 15 | 18 | 36 | 33 | 41 | 37 | 24 | 14 | 30 | 37 | 55 | 64 | 102 | 142 | 176 | 109 | 113 | 55 | 97 | 60 | 38 | ~ | 50.19 | 176.42 | 30.00
| 12 | 55 | 77 | 102 | 45 | 18 | 13 | 19 | 30 | 40 | 77 | 74 | 58 | 22 | 29 | 25 | 30 | 56 | ~ | 27 | 21 | 29 | 42 | 55 | 24 | 41 | 42 | 46 | 41 | 125 | 67 | 42 | 45.76 | 124.52 | 30.00
|
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. | 33 | 31 | 21 | 4 | 1 | 0 | 0 | 0 | 90
| 57 | 26 | 5 | 1 | 0 | 0 | 0 | 143
| REL. | 36.6 | 34.4 | 23.3 | 4.4 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 63.3 | 28.9 | 5.6 | 1.1 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 36 | 34 | 23 | 8 | 5 | 0 | 0 | 0 | 108
| |
|
|
ABS. | 41 | 39 | 9 | 0 | 0 | 0 | 0 | 0 | 89
| 48 | 9 | 0 | 0 | 0 | 0 | 0 | 70
| REL. | 46.0 | 43.8 | 10.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 53.9 | 10.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.4
| ID | 46 | 43 | 10 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 53 | 31 | 6 | 0 | 0 | 0 | 0 | 0 | 90
| 37 | 6 | 0 | 0 | 0 | 0 | 0 | 74
| REL. | 58.8 | 34.4 | 6.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.1 | 6.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.9
| ID | 58 | 34 | 6 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 35 | 31 | 13 | 7 | 3 | 1 | 0 | 0 | 90
| 55 | 24 | 11 | 4 | 1 | 0 | 0 | 176
| REL | 38.8 | 34.4 | 14.4 | 7.7 | 3.3 | 1.1 | 0.0 | 0.0 | 100.0
| 61.1 | 26.7 | 12.2 | 4.4 | 1.1 | 0.0 | 0.0 | 24.11
| ID | 38 | 34 | 14 | 15 | 16 | 27 | 0 | 0 | 147
|
Year
| ABS. | 162 | 132 | 49 | 11 | 4 | 1 | 0 | 0 | 359
| 197 | 65 | 16 | 5 | 1 | 0 | 0 | 176 | REL. | 45.1 | 36.7 | 13.6 | 3.0 | 1.1 | 0.2 | 0.0 | 0.0 | 100.0
| 54.9 | 18.1 | 4.5 | 1.4 | 0.3 | 0.0 | 0.0 | 24.11
| ID | 45 | 36 | 13 | 6 | 5 | 6 | 0 | 0 | 114
|
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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