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 | 16 | 9 | 19 | 56 | 81 | 88 | 163 | 102 | 63 | 50 | 58 | 48 | 46 | 47 | 32 | 31 | 40 | 35 | 37 | 19 | 29 | 40 | 49 | 29 | 23 | 14 | 19 | 19 | 23 | 44 | 47 | 44.35 | 163.23 | 31.00
| 2 | 57 | 55 | 47 | 94 | 120 | 40 | 35 | 27 | 23 | 16 | 27 | 16 | 21 | 23 | 31 | 19 | 46 | 43 | 22 | 20 | 14 | 25 | 10 | 14 | 33 | 48 | 20 | 27 | ~ | ~ | ~ | 34.81 | 120.39 | 28.00
| 3 | 23 | 17 | 13 | 56 | 55 | 58 | ~ | 33 | 27 | 27 | 51 | 64 | 57 | 11 | 21 | 21 | 27 | 66 | 30 | 21 | 19 | 10 | 8.48 | 7.14 | 14 | 13 | 25 | 46 | 62 | 47 | 23 | 31.76 | 65.56 | 30.00
| 4 | 52 | 29 | 20 | 24 | 16 | 10 | 32 | 33 | 30 | 15 | 19 | 20 | 22 | 22 | 28 | 58 | 46 | 51 | 23 | 17 | 17 | 38 | 24 | 26 | 30 | 21 | 13 | 29 | 28 | 32 | ~ | 27.44 | 57.72 | 30.00
| 5 | 15 | 18 | 27 | 18 | 17 | 17 | 16 | 15 | 14 | 14 | 24 | 14 | 21 | 18 | 14 | 22 | 15 | 11 | 12 | 15 | 13 | 13 | 15 | 17 | 10 | 21 | 17 | 18 | 13 | 14 | 12 | 16.13 | 27.29 | 31.00
| 6 | 10 | 14 | 20 | 16 | 11 | 10 | 10 | 9 | 12 | 15 | 15 | 14 | 14 | 15 | 16 | 17 | 18 | 18 | 16 | 11 | 13 | 14 | 11 | 13 | 15 | 22 | 13 | 10 | 8.57 | 12 | ~ | 13.73 | 22.06 | 30.00
| 7 | ~ | 13 | 13 | 12 | 15 | 9 | 15 | 18 | 12 | 9 | 17 | 12 | 7.62 | 6.19 | 10 | 12 | 19 | 10 | 12 | 14 | 13 | 11 | 19 | 15 | 14 | 23 | 14 | 20 | 19 | 13 | 14 | 13.72 | 22.74 | 30.00
| 8 | 17 | 14 | 16 | 12 | 17 | 13 | 11 | 16 | 12 | 8.50 | 9 | 10 | 7.09 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 12.49 | 16.68 | 13.00
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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- 33 | 34- 67 | 68- 100 | 101- 150 | 151- 200 | 201- 300 | 301- 400 | over 400 | 33 | 67 | 100 | 150 | 200 | 300 | 400
| |
|
|
ABS. | 51 | 32 | 3 | 2 | 1 | 0 | 0 | 0 | 89
| 38 | 6 | 3 | 1 | 0 | 0 | 0 | 163
| REL. | 57.3 | 35.9 | 3.3 | 2.2 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 42.7 | 6.7 | 3.4 | 1.1 | 0.0 | 0.0 | 0.0 | 7.1
| ID | 57 | 35 | 3 | 4 | 5 | 0 | 0 | 0 | 106
| |
|
|
ABS. | 86 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 5 | 0 | 0 | 0 | 0 | 0 | 0 | 58
| REL. | 94.5 | 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 5.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.4
| ID | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 431
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 26.7
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
|
Year
| ABS. | 180 | 37 | 3 | 2 | 1 | 0 | 0 | 0 | 2231
| 43 | 6 | 3 | 1 | 0 | 0 | 0 | 163 | REL. | 80.7 | 16.5 | 1.3 | 0.8 | 0.4 | 0.0 | 0.0 | 0.0 | 100.0
| 19.3 | 2.7 | 1.3 | 0.4 | 0.0 | 0.0 | 0.0 | 7.1
| ID | 80 | 16 | 1 | 1 | 2 | 0 | 0 | 0 | 102
|
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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