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 | 92 | 42 | 28 | 16 | 27 | 65 | 52 | 33 | 33 | 81 | 91 | 70 | 64 | 36 | 56 | 33 | ~ | ~ | 17 | 12 | 14 | 28 | 87 | 118 | 38 | 33 | 23 | 21 | 12 | 14 | 16 | 43.23 | 118.08 | 29.00
| 2 | 22 | 19 | 14 | 14 | 22 | 35 | 25 | 8.85 | 13 | 19 | 48 | 38 | 11 | 18 | 19 | 22 | 48 | 31 | 51 | 55 | 34 | 50 | 62 | 33 | 17 | 31 | ~ | 26 | ~ | ~ | ~ | 29.12 | 62.02 | 27.00
| 3 | ~ | 18 | ~ | ~ | 16 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 20 | 12 | ~ | 18 | 42 | 42 | 32 | 39 | ~ | 69 | 68 | 73 | 32 | 31 | 35 | 31 | 11 | 12 | 33.57 | 73.46 | 18.00
| 4 | 46 | 34 | 21 | 31 | 40 | 21 | 23 | 26 | 34 | 42 | 33 | 23 | ~ | 24 | 27 | 13 | 29 | 39 | 46 | 56 | 49 | 38 | 25 | 27 | 15 | 29 | 27 | 21 | 40 | 35 | ~ | 31.50 | 56.08 | 29.00
| 5 | 25 | 25 | 26 | 36 | 44 | 50 | 40 | 23 | 32 | 24 | 41 | 29 | 28 | 28 | 39 | 51 | 38 | ~ | 20 | 18 | 18 | ~ | 24 | 40 | 29 | 36 | 25 | 33 | 17 | 17 | 26 | 30.41 | 51.31 | 29.00
| 6 | 28 | 40 | 47 | 43 | 35 | 29 | 22 | 28 | 25 | 42 | 47 | 41 | 40 | 34 | 27 | 17 | 13 | 19 | 41 | 37 | 39 | 48 | 29 | 25 | 14 | 16 | 20 | 22 | 20 | 28 | ~ | 30.48 | 47.60 | 30.00
| 7 | 34 | 27 | 38 | 24 | 22 | 30 | 32 | 24 | 30 | 32 | 27 | ~ | 24 | 20 | 25 | 17 | 19 | ~ | 36 | 27 | 24 | 31 | 33 | 42 | 25 | 33 | 35 | 27 | 24 | 21 | 32 | 28.09 | 42.02 | 29.00
| 8 | 48 | 35 | 32 | 47 | 38 | 32 | 32 | 32 | 29 | 41 | 33 | 43 | 41 | 52 | 53 | 51 | 33 | 29 | 57 | 64 | ~ | 20 | 25 | 35 | 17 | 28 | 23 | 43 | 41 | 54 | 31 | 37.97 | 63.63 | 30.00
| 9 | 55 | 21 | 12 | 12 | 16 | 35 | 39 | 45 | 38 | 34 | 55 | 40 | 41 | 38 | 28 | 25 | 18 | 26 | 27 | 23 | 23 | 26 | 36 | 33 | 52 | ~ | 58 | 58 | 47 | 43 | ~ | 34.52 | 58.27 | 29.00
| 10 | 34 | 40 | 63 | 68 | 61 | 73 | 28 | 29 | 33 | 28 | ~ | 27 | 34 | 63 | 48 | 42 | 40 | 49 | 65 | 72 | ~ | 56 | 75 | 54 | 28 | 26 | 28 | 26 | 23 | 26 | 22 | 43.46 | 74.54 | 29.00
| 11 | 22 | 24 | 17 | 23 | 27 | 16 | 15 | 21 | 35 | 38 | 44 | 28 | 42 | 26 | 55 | 53 | 43 | 41 | 47 | 56 | 22 | 64 | 24 | 51 | 135 | 34 | 28 | 45 | 30 | 40 | ~ | 38.17 | 134.88 | 30.00
| 12 | 79 | 46 | 34 | 37 | 31 | 90 | ~ | 43 | 44 | 26 | 19 | 18 | 20 | 15 | 16 | 17 | 23 | 35 | 74 | 95 | 62 | 57 | 39 | 55 | 128 | 126 | 116 | 46 | 85 | 44 | 29 | 51.67 | 128.21 | 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. | 29 | 29 | 11 | 4 | 1 | 0 | 0 | 0 | 74
| 45 | 16 | 5 | 1 | 0 | 0 | 0 | 118
| REL. | 39.1 | 39.1 | 14.8 | 5.4 | 1.3 | 0.0 | 0.0 | 0.0 | 100.0
| 60.8 | 21.6 | 6.8 | 1.4 | 0.0 | 0.0 | 0.0 | 24.1
| ID | 39 | 39 | 14 | 10 | 6 | 0 | 0 | 0 | 110
| |
|
|
ABS. | 28 | 58 | 2 | 0 | 0 | 0 | 0 | 0 | 88
| 60 | 2 | 0 | 0 | 0 | 0 | 0 | 56
| REL. | 31.8 | 65.9 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 68.2 | 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.4
| ID | 31 | 65 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 22 | 55 | 11 | 0 | 0 | 0 | 0 | 0 | 88
| 66 | 11 | 0 | 0 | 0 | 0 | 0 | 64
| REL. | 25.0 | 62.5 | 12.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 75.0 | 12.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.8
| ID | 25 | 62 | 12 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 18 | 44 | 19 | 4 | 4 | 0 | 0 | 0 | 89
| 71 | 27 | 8 | 4 | 0 | 0 | 0 | 135
| REL | 20.2 | 49.4 | 21.3 | 4.4 | 4.4 | 0.0 | 0.0 | 0.0 | 100.0
| 79.8 | 30.3 | 9.0 | 4.5 | 0.0 | 0.0 | 0.0 | 25.11
| ID | 20 | 49 | 21 | 8 | 22 | 0 | 0 | 0 | 122
|
Year
| ABS. | 97 | 186 | 43 | 8 | 5 | 0 | 0 | 0 | 339
| 242 | 56 | 13 | 5 | 0 | 0 | 0 | 135 | REL. | 28.6 | 54.8 | 12.6 | 2.3 | 1.4 | 0.0 | 0.0 | 0.0 | 100.0
| 71.4 | 16.5 | 3.8 | 1.5 | 0.0 | 0.0 | 0.0 | 25.11
| ID | 28 | 54 | 12 | 4 | 7 | 0 | 0 | 0 | 108
|
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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