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 | 27 | 25 | 66 | 108 | 61 | 46 | 57 | 56 | 41 | 42 | 36 | 56 | 62 | 41 | 53 | 43 | 41 | 38 | 38 | 14 | 19 | 24 | 23 | 16 | 20 | 14 | 12 | 13 | 14 | 27 | 32 | 37.64 | 107.62 | 31.00
| 2 | 28 | 53 | 88 | 29 | 28 | 98 | 35 | 20 | 15 | 15 | 12 | 15 | 28 | 34 | 56 | 64 | ~ | ~ | ~ | ~ | 18 | 21 | 13 | 22 | 22 | 12 | 12 | 16 | ~ | ~ | ~ | 31.50 | 97.61 | 24.00
| 3 | 23 | 25 | 20 | 44 | 89 | 46 | 15 | 25 | 34 | 22 | 41 | 85 | 64 | 47 | 46 | 60 | 87 | 87 | 12 | 34 | 20 | 12 | 28 | 20 | 19 | 32 | 51 | 68 | 76 | 70 | 89 | 44.83 | 88.88 | 31.00
| 4 | 59 | 62 | 66 | 54 | 49 | 16 | 29 | 86 | 69 | 56 | 51 | 30 | 38 | 19 | 37 | 27 | 22 | 26 | 43 | 33 | 36 | 41 | 36 | 22 | 24 | 26 | 11 | 7.35 | 15 | 47 | ~ | 37.86 | 86.39 | 30.00
| 5 | 35 | 33 | 31 | 27 | 12 | 23 | 24 | 50 | 29 | 14 | 26 | 15 | 27 | 33 | 17 | 18 | 35 | 16 | 21 | 24 | 19 | 7.13 | 7.61 | 6.35 | 13 | 6.51 | 16 | 8.23 | 12 | 17 | 9 | 20.33 | 50.04 | 31.00
| 6 | 16 | 10 | 10 | 16 | 28 | 13 | 16 | 13 | 22 | 21 | 20 | 6.90 | 13 | 19 | 18 | 21 | 18 | 21 | 41 | 35 | 29 | 28 | 27 | 23 | 28 | 28 | 33 | 23 | 13 | 21 | ~ | 21.04 | 41.03 | 30.00
| 7 | 25 | 15 | 16 | 17 | 26 | 23 | 20 | 22 | 35 | 34 | 34 | 23 | 25 | 24 | 27 | 22 | 16 | 14 | 18 | 24 | 23 | 18 | 20 | 13 | 16 | 21 | 23 | 29 | 39 | 38 | 38 | 23.73 | 38.74 | 31.00
| 8 | 27 | 25 | 25 | 22 | 19 | 26 | 22 | 31 | 44 | 27 | 19 | 11 | 13 | 16 | 20 | 28 | 46 | 48 | 41 | 46 | 17 | 22 | 45 | 40 | 43 | 46 | 33 | 22 | 42 | 52 | 43 | 31.02 | 51.80 | 31.00
| 9 | 14 | 20 | 31 | 31 | 20 | 23 | 39 | 34 | 52 | 33 | 27 | 29 | 49 | 19 | 16 | 19 | 18 | 20 | 32 | 34 | 27 | 27 | 25 | 23 | 23 | 20 | 17 | 28 | 43 | 51 | ~ | 28.07 | 52.20 | 30.00
| 10 | 39 | 45 | 38 | 28 | 16 | 14 | 18 | 19 | 27 | 35 | 40 | 34 | 23 | 26 | 24 | 27 | 16 | 19 | 15 | 26 | 44 | 33 | 15 | 19 | 15 | 19 | 18 | 19 | 28 | 44 | 35 | 26.49 | 44.86 | 31.00
| 11 | 33 | 26 | 27 | 41 | 44 | 53 | 48 | 21 | 17 | 28 | 25 | 23 | 68 | 48 | 76 | 66 | 23 | 56 | 30 | 55 | 41 | 27 | 25 | 50 | 53 | 49 | 31 | 27 | 29 | 18 | ~ | 38.63 | 76.29 | 30.00
| 12 | 39 | 43 | 43 | 39 | 38 | 34 | 49 | 44 | 56 | 70 | 97 | 66 | 57 | 76 | 63 | 86 | 62 | 33 | 43 | 101 | 118 | 40 | 52 | 49 | 43 | 34 | 46 | 50 | 17 | 24 | 44 | 53.44 | 118.30 | 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- 23 | 24- 47 | 48- 70 | 71- 105 | 106- 140 | 141- 210 | 211- 280 | over 280 | 23 | 47 | 70 | 105 | 140 | 210 | 280
| |
|
|
ABS. | 30 | 31 | 15 | 9 | 1 | 0 | 0 | 0 | 86
| 56 | 25 | 10 | 1 | 0 | 0 | 0 | 108
| REL. | 34.8 | 36.0 | 17.4 | 10.4 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 65.1 | 29.1 | 11.6 | 1.2 | 0.0 | 0.0 | 0.0 | 4.1
| ID | 34 | 36 | 17 | 20 | 5 | 0 | 0 | 0 | 115
| |
|
|
ABS. | 47 | 34 | 9 | 1 | 0 | 0 | 0 | 0 | 91
| 44 | 10 | 1 | 0 | 0 | 0 | 0 | 86
| REL. | 51.6 | 37.3 | 9.8 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 48.4 | 11.0 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 8.4
| ID | 51 | 37 | 9 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 42 | 45 | 5 | 0 | 0 | 0 | 0 | 0 | 92
| 50 | 5 | 0 | 0 | 0 | 0 | 0 | 52
| REL. | 45.6 | 48.9 | 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 54.3 | 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.9
| ID | 45 | 48 | 5 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 20 | 46 | 19 | 6 | 1 | 0 | 0 | 0 | 92
| 72 | 26 | 7 | 1 | 0 | 0 | 0 | 118
| REL | 21.7 | 50.0 | 20.6 | 6.5 | 1.0 | 0.0 | 0.0 | 0.0 | 100.0
| 78.3 | 28.3 | 7.6 | 1.1 | 0.0 | 0.0 | 0.0 | 21.12
| ID | 21 | 50 | 20 | 13 | 5 | 0 | 0 | 0 | 110
|
Year
| ABS. | 139 | 156 | 48 | 16 | 2 | 0 | 0 | 0 | 361
| 222 | 66 | 18 | 2 | 0 | 0 | 0 | 118 | REL. | 38.5 | 43.2 | 13.2 | 4.4 | 0.5 | 0.0 | 0.0 | 0.0 | 100.0
| 61.5 | 18.3 | 5.0 | 0.6 | 0.0 | 0.0 | 0.0 | 21.12
| ID | 38 | 43 | 13 | 8 | 2 | 0 | 0 | 0 | 106
|
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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