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 | 39 | 32 | 40 | 19 | 32 | 38 | 25 | 13 | 18 | 18 | 16 | 12 | 16 | 14 | 14 | 30 | 31 | 43 | 29 | 21 | 20 | 51 | 28 | 18 | 29 | 14 | 14 | 17 | 11 | 12 | 29 | 24.00 | 50.60 | 31.00
| 2 | 23 | 17 | 7.42 | 7.44 | 9 | 8.46 | 7.83 | 12 | 40 | 31 | 23 | 17 | 20 | 28 | 38 | 16 | 9 | 15 | 17 | 13 | 16 | 7.02 | 8.72 | 11 | 18 | 21 | 40 | 28 | ~ | ~ | ~ | 18.10 | 39.90 | 28.00
| 3 | 18 | 8.10 | 23 | 25 | 14 | 16 | 15 | 18 | 24 | 24 | 24 | 56 | 55 | 56 | 38 | 27 | 41 | 59 | ~ | 12 | 17 | 25 | 12 | 26 | 33 | ~ | ~ | ~ | 34 | 53 | 78 | 30.80 | 77.63 | 27.00
| 4 | 73 | 54 | 51 | 36 | 27 | 34 | 16 | 18 | 26 | 33 | 18 | 19 | 13 | 14 | 22 | 19 | 11 | 20 | 26 | 26 | 26 | 19 | 24 | 20 | 24 | 25 | 33 | 27 | 47 | 62 | ~ | 28.79 | 72.90 | 30.00
| 5 | 36 | 17 | 31 | 26 | 29 | ~ | 27 | 28 | 23 | 25 | 15 | 17 | 18 | 18 | 12 | 22 | 23 | 29 | 50 | 30 | 19 | 16 | 22 | 32 | 32 | 29 | 39 | 44 | 32 | 20 | 19 | 26.04 | 50.06 | 30.00
| 6 | 16 | 28 | 17 | 14 | 15 | 19 | 28 | 18 | 18 | 32 | 32 | 10 | 17 | 12 | 16 | 23 | 26 | 11 | 21 | 20 | 12 | 10 | 14 | 22 | 21 | 27 | 30 | 22 | 16 | 21 | ~ | 19.52 | 32.17 | 30.00
| 7 | 20 | 23 | 20 | 28 | 41 | 33 | 13 | 9 | 22 | 29 | 21 | 30 | 19 | 19 | ~ | 22 | 24 | 21 | 39 | 32 | 22 | 17 | 21 | 17 | 26 | 38 | 24 | 24 | 22 | 21 | 24 | 24.03 | 41.15 | 30.00
| 8 | 25 | 35 | 40 | 49 | 44 | 27 | 25 | 19 | 21 | 16 | 18 | 17 | 16 | 21 | 16 | 14 | 11 | 20 | 17 | 18 | 18 | 13 | 19 | 27 | 40 | 46 | 34 | 26 | 11 | 19 | 25 | 24.12 | 49.33 | 31.00
| 9 | 14 | 14 | 33 | 26 | 22 | 23 | 26 | 32 | 43 | 39 | 35 | 28 | 35 | 43 | 53 | 69 | 63 | 52 | 45 | 46 | 25 | 21 | 31 | 21 | 20 | 8.57 | 12 | 14 | 14 | 17 | ~ | 30.84 | 69.21 | 30.00
| 10 | 10 | 17 | 18 | 13 | 17 | 15 | 14 | 19 | 9 | 7.35 | 15 | 23 | 30 | 17 | 18 | 12 | 12 | 29 | 19 | 30 | 21 | 27 | 29 | 14 | 29 | 28 | 18 | 28 | 21 | 27 | 16 | 19.46 | 30.38 | 31.00
| 11 | 27 | 47 | 21 | 36 | 56 | 33 | 10 | 21 | 16 | 15 | 23 | 26 | 18 | 13 | 19 | 18 | 22 | 15 | 25 | 32 | 34 | 30 | 17 | 19 | 34 | 37 | 27 | 21 | 16 | 24 | ~ | 25.09 | 56.17 | 30.00
| 12 | 18 | 9 | 16 | 10 | 9 | 17 | 13 | 17 | 32 | 32 | 18 | 9 | 11 | 11 | 15 | 16 | 17 | 10 | 14 | 17 | 17 | 26 | 23 | 29 | 36 | 17 | 8.35 | 13 | 12 | 14 | 44 | 17.70 | 43.67 | 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. | 53 | 26 | 6 | 1 | 0 | 0 | 0 | 0 | 86
| 33 | 7 | 1 | 0 | 0 | 0 | 0 | 78
| REL. | 61.6 | 30.2 | 6.9 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 38.4 | 8.1 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 31.3
| ID | 61 | 30 | 6 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 51 | 34 | 5 | 0 | 0 | 0 | 0 | 0 | 90
| 39 | 5 | 0 | 0 | 0 | 0 | 0 | 73
| REL. | 56.6 | 37.7 | 5.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.3 | 5.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 56 | 37 | 5 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 52 | 35 | 4 | 0 | 0 | 0 | 0 | 0 | 91
| 39 | 4 | 0 | 0 | 0 | 0 | 0 | 69
| REL. | 57.1 | 38.4 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 42.9 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.9
| ID | 57 | 38 | 4 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 65 | 26 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 27 | 1 | 0 | 0 | 0 | 0 | 0 | 56
| REL | 70.6 | 28.2 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 29.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.11
| ID | 70 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 221 | 121 | 16 | 1 | 0 | 0 | 0 | 0 | 359
| 138 | 17 | 1 | 0 | 0 | 0 | 0 | 78 | REL. | 61.5 | 33.7 | 4.4 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 38.4 | 4.7 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 31.3
| ID | 61 | 33 | 4 | | 0 | 0 | 0 | 0 | 100
|
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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