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 | ~ | ~ | ~ | ~ | 54 | 26 | 27 | 22 | 21 | 18 | 16 | 15 | 21 | 21 | 33 | 35 | 49 | 38 | 22 | 31 | 25 | 19 | 26 | 12 | 16 | 37 | 38 | 31 | 11 | 8.19 | 9 | 25.09 | 53.71 | 27.00
| 2 | 10 | 10 | 13 | 52 | 89 | ~ | ~ | ~ | ~ | ~ | 23 | 19 | 19 | 34 | 56 | 18 | 11 | 20 | 30 | 33 | 23 | 11 | 9 | 13 | 22 | 41 | 63 | 58 | ~ | ~ | ~ | 29.45 | 88.89 | 23.00
| 3 | 17 | 29 | 34 | 38 | 22 | 29 | 23 | 31 | 30 | 30 | 26 | 56 | 49 | 50 | 49 | 28 | 37 | 71 | 72 | 19 | 23 | 39 | 12 | 48 | 32 | 47 | 43 | 39 | 33 | 62 | 82 | 38.64 | 82.21 | 31.00
| 4 | 77 | 71 | 52 | 51 | 34 | 34 | 20 | 20 | 28 | 35 | 21 | 20 | 21 | 16 | 22 | 26 | 12 | 25 | 25 | 34 | 29 | 25 | 28 | 24 | 23 | 32 | 34 | 30 | 40 | 56 | ~ | 32.19 | 77.04 | 30.00
| 5 | 40 | 16 | 31 | 18 | 26 | 26 | 26 | 30 | 27 | 24 | 15 | 17 | 22 | 23 | 10 | 19 | 23 | 32 | 31 | 33 | 24 | 18 | 19 | 29 | 34 | 26 | 33 | 44 | 29 | 22 | 16 | 25.24 | 43.92 | 31.00
| 6 | 17 | 29 | 19 | 19 | 21 | 23 | 27 | 18 | 21 | 34 | 36 | 11 | 18 | 14 | 15 | 26 | 25 | 14 | 23 | 26 | 12 | 9 | 16 | 24 | 18 | 25 | 34 | 25 | 20 | 24 | ~ | 21.49 | 35.67 | 30.00
| 7 | 24 | 29 | 26 | 30 | 41 | 31 | 15 | 14 | 20 | 27 | 22 | 27 | 24 | 22 | 20 | 25 | 28 | 25 | 32 | 29 | 19 | 22 | 21 | 19 | 21 | 36 | 24 | 28 | 24 | 23 | 28 | 24.96 | 41.19 | 31.00
| 8 | 28 | 37 | 45 | 50 | 51 | 36 | 22 | 23 | 21 | 17 | 19 | ~ | 18 | 23 | 17 | 20 | 18 | 25 | 19 | 27 | 17 | 17 | 23 | 32 | 43 | 54 | 39 | 31 | 14 | 28 | 30 | 28.18 | 53.77 | 30.00
| 9 | 14 | 15 | 36 | 35 | 31 | 39 | 33 | 35 | 49 | 47 | 40 | ~ | ~ | ~ | ~ | ~ | 74 | 50 | 44 | 50 | 24 | 22 | 23 | 26 | 22 | 11 | 21 | 18 | 14 | 19 | ~ | 31.69 | 74.11 | 25.00
| 10 | 12 | 21 | 19 | 17 | 24 | 25 | 21 | 25 | 10 | 11 | 20 | 29 | 49 | 22 | 25 | 16 | 18 | 45 | 48 | 44 | 22 | 26 | 31 | 17 | 32 | 35 | 19 | 50 | 35 | 31 | 25 | 26.60 | 50.29 | 31.00
| 11 | 37 | 57 | 32 | 47 | 62 | 47 | 17 | 20 | 27 | 25 | 29 | 31 | 27 | 19 | 32 | 22 | 31 | 23 | 60 | 33 | 56 | 65 | 27 | 19 | 78 | 50 | 32 | 23 | 22 | 26 | ~ | 35.87 | 78.02 | 30.00
| 12 | 20 | 11 | 15 | 22 | 10 | 24 | 20 | 28 | 32 | 36 | 39 | 10 | 13 | 14 | 14 | 18 | 23 | 13 | 24 | 24 | 36 | 90 | 25 | 26 | 34 | 25 | 12 | 22 | 16 | 14 | 54 | 24.69 | 89.98 | 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. | 35 | 34 | 10 | 2 | 0 | 0 | 0 | 0 | 81
| 46 | 12 | 2 | 0 | 0 | 0 | 0 | 89
| REL. | 43.2 | 41.9 | 12.3 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 56.8 | 14.8 | 2.5 | 0.0 | 0.0 | 0.0 | 0.0 | 5.2
| ID | 43 | 41 | 12 | 4 | 0 | 0 | 0 | 0 | 102
| |
|
|
ABS. | 45 | 41 | 4 | 1 | 0 | 0 | 0 | 0 | 91
| 46 | 5 | 1 | 0 | 0 | 0 | 0 | 77
| REL. | 49.4 | 45.0 | 4.3 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 50.5 | 5.5 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 49 | 45 | 4 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 43 | 38 | 5 | 0 | 0 | 0 | 0 | 0 | 86
| 43 | 5 | 0 | 0 | 0 | 0 | 0 | 74
| REL. | 50.0 | 44.1 | 5.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 50.0 | 5.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 17.9
| ID | 50 | 44 | 5 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 44 | 39 | 7 | 2 | 0 | 0 | 0 | 0 | 92
| 48 | 9 | 2 | 0 | 0 | 0 | 0 | 90
| REL | 47.8 | 42.3 | 7.6 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 52.2 | 9.8 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 22.12
| ID | 47 | 42 | 7 | 4 | 0 | 0 | 0 | 0 | 102
|
Year
| ABS. | 167 | 152 | 26 | 5 | 0 | 0 | 0 | 0 | 350
| 183 | 31 | 5 | 0 | 0 | 0 | 0 | 90 | REL. | 47.7 | 43.4 | 7.4 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 52.3 | 8.9 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 22.12
| ID | 47 | 43 | 7 | 2 | 0 | 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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