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 | 40 | 21 | 10 | 8.48 | 8.21 | 12 | 11 | 11 | 13 | 22 | 27 | 36 | 35 | 47 | 38 | 27 | 12 | 15 | 18 | 13 | 12 | 22 | 34 | 44 | 61 | 49 | 53 | 34 | 25 | 20 | 6.66 | 25.43 | 60.71 | 31.00
| 2 | ~ | 42 | 19 | 25 | 55 | 35 | 39 | 21 | 35 | 39 | 42 | 25 | 29 | 34 | 18 | 22 | 16 | 27 | 58 | 66 | 62 | 49 | 39 | 15 | 10 | 17 | 24 | 12 | ~ | ~ | ~ | 32.43 | 65.85 | 27.00
| 3 | 14 | 16 | 18 | 31 | 8.47 | 9 | 8.94 | 6.64 | 13 | 18 | 27 | 28 | 14 | 13 | 17 | 25 | ~ | ~ | ~ | ~ | ~ | 16 | ~ | ~ | ~ | 32 | 37 | ~ | ~ | ~ | 4.58 | 17.81 | 36.67 | 20.00
| 4 | 4.15 | 1.98 | 2.67 | 3.07 | 2.22 | 13 | 23 | 26 | 27 | 25 | 13 | 15 | 21 | 23 | 24 | 23 | 32 | 26 | 19 | 42 | 16 | 27 | 35 | 21 | 27 | 21 | 31 | 29 | 29 | 29 | ~ | 20.95 | 41.95 | 30.00
| 5 | 18 | 21 | 29 | 15 | 18 | 19 | 18 | 30 | 31 | 32 | 36 | 47 | 21 | 20 | 22 | 21 | 20 | 29 | 44 | 35 | 12 | 13 | 14 | 20 | 13 | 20 | 23 | 51 | 32 | 24 | 25 | 24.86 | 50.60 | 31.00
| 6 | 14 | 19 | 16 | 19 | 26 | 38 | 27 | 17 | 20 | 12 | 13 | 13 | 13 | 12 | 18 | 12 | 17 | 19 | 21 | 25 | 26 | ~ | ~ | 13 | 19 | 23 | 27 | 14 | 16 | 18 | ~ | 18.91 | 38.03 | 28.00
| 7 | 16 | 16 | 21 | 10 | 14 | 15 | 11 | 10 | 17 | 18 | 14 | 8.33 | 10 | 25 | 18 | 14 | 14 | 10 | 6.99 | 28 | 29 | 26 | 22 | 19 | 15 | 25 | 22 | 27 | 13 | 13 | 18 | 16.94 | 29.14 | 31.00
| 8 | 22 | 19 | 18 | 20 | 19 | 21 | 28 | 32 | 17 | 24 | 47 | 38 | 20 | 28 | 26 | 32 | 37 | 43 | 19 | 31 | 20 | 13 | 10 | 10 | 13 | 21 | 10 | 11 | 11 | 16 | 12 | 22.14 | 46.95 | 31.00
| 9 | 14 | 30 | 30 | 16 | 23 | 12 | 18 | 20 | 15 | 20 | 9 | 10 | 10 | 4.78 | 11 | 12 | 12 | 13 | 18 | 26 | ~ | ~ | 29 | 42 | 55 | 44 | 41 | 20 | 20 | 23 | ~ | 21.32 | 55.22 | 28.00
| 10 | 15 | 12 | 14 | 23 | 25 | 24 | 32 | 17 | 20 | 14 | 9 | 8.36 | 13 | 15 | 17 | 24 | 16 | 11 | 26 | ~ | 20 | 19 | 22 | 13 | 8.23 | 10 | 8.59 | 6.75 | 7.30 | 6.66 | 10 | 15.51 | 31.80 | 30.00
| 11 | 7.86 | 16 | 13 | 10 | 14 | 12 | 20 | 43 | 24 | 17 | 11 | 29 | 36 | 33 | 25 | 19 | 13 | 17 | 20 | 41 | 37 | 75 | 115 | 81 | 21 | 31 | 51 | 49 | 39 | 30 | ~ | 31.75 | 115.33 | 30.00
| 12 | 36 | 65 | 41 | 25 | 11 | 12 | 14 | 15 | 22 | 59 | 55 | 57 | 10 | 13 | 21 | 16 | 21 | 35 | 15 | 11 | 12 | 22 | 28 | 41 | 24 | 11 | 13 | 59 | 68 | 33 | 42 | 29.27 | 68.05 | 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. | 43 | 29 | 6 | 0 | 0 | 0 | 0 | 0 | 78
| 35 | 6 | 0 | 0 | 0 | 0 | 0 | 66
| REL. | 55.1 | 37.1 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 44.9 | 7.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.2
| ID | 55 | 37 | 7 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 59 | 29 | 1 | 0 | 0 | 0 | 0 | 0 | 89
| 30 | 1 | 0 | 0 | 0 | 0 | 0 | 51
| REL. | 66.2 | 32.5 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.5
| ID | 66 | 32 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 66 | 23 | 1 | 0 | 0 | 0 | 0 | 0 | 90
| 24 | 1 | 0 | 0 | 0 | 0 | 0 | 55
| REL. | 73.3 | 25.5 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.9
| ID | 73 | 25 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 61 | 20 | 8 | 1 | 1 | 0 | 0 | 0 | 91
| 30 | 10 | 2 | 1 | 0 | 0 | 0 | 115
| REL | 67.0 | 21.9 | 8.7 | 1.0 | 1.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.0 | 11.0 | 2.2 | 1.1 | 0.0 | 0.0 | 0.0 | 23.11
| ID | 67 | 21 | 8 | 2 | 5 | 0 | 0 | 0 | 105
|
Year
| ABS. | 229 | 101 | 16 | 1 | 1 | 0 | 0 | 0 | 348
| 119 | 18 | 2 | 1 | 0 | 0 | 0 | 115 | REL. | 65.8 | 29.0 | 4.5 | 0.2 | 0.2 | 0.0 | 0.0 | 0.0 | 100.0
| 34.2 | 5.2 | 0.6 | 0.3 | 0.0 | 0.0 | 0.0 | 23.11
| ID | 65 | 29 | 4 | | 1 | 0 | 0 | 0 | 101
|
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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