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 | 58 | 38 | 35 | 36 | 29 | 44 | 61 | 56 | 38 | 32 | 36 | 51 | 36 | 35 | 43 | 23 | 3.99 | 6.21 | 8.35 | 10 | 13 | 34 | 30 | 35 | 61 | 53 | 42 | 49 | 22 | 17 | 19 | 34.00 | 60.89 | 31.00
| 2 | 28 | 29 | 13 | 18 | 28 | 46 | 40 | 13 | 8.49 | 20 | 22 | 39 | 23 | 20 | 34 | 23 | 16 | 22 | 34 | 32 | 21 | 62 | 65 | 35 | 17 | 25 | 44 | 41 | 31 | ~ | ~ | 29.29 | 64.62 | 29.00
| 3 | 18 | 13 | 13 | 6.05 | 10 | 19 | 20 | 15 | 13 | 26 | 14 | 34 | 31 | 24 | 7.42 | 12 | 17 | 26 | 17 | 30 | 22 | 37 | 50 | 73 | 31 | 33 | 13 | 15 | 28 | 14 | 24 | 22.70 | 72.92 | 31.00
| 4 | 37 | 31 | 28 | 28 | 22 | 14 | 19 | 20 | 33 | 29 | 37 | 23 | 12 | 18 | 26 | 21 | 16 | 20 | 28 | 22 | 36 | 34 | 33 | 20 | 15 | 26 | 39 | 32 | 22 | 35 | ~ | 25.89 | 38.88 | 30.00
| 5 | 30 | 19 | 24 | 29 | 26 | 30 | 37 | 33 | 34 | 33 | 55 | 34 | 15 | 14 | 17 | 22 | 24 | 12 | 11 | 11 | 18 | 17 | 22 | 23 | 20 | 24 | 15 | 11 | 10 | 16 | 15 | 22.57 | 54.73 | 31.00
| 6 | 26 | 18 | 22 | 22 | 25 | 14 | 13 | 12 | 28 | 26 | 27 | 16 | 27 | 24 | 11 | 7.40 | 7.35 | 11 | 17 | 18 | 23 | 24 | 13 | 11 | 8.74 | 6.11 | 4.99 | 10 | 9 | 16 | ~ | 16.62 | 28.14 | 30.00
| 7 | 22 | 19 | 12 | 15 | 19 | 11 | 16 | 7.95 | 10 | 8.96 | 8.37 | 8.42 | 15 | 8.81 | 7.46 | 16 | 17 | 11 | 11 | 7.66 | 8.28 | 14 | 12 | 17 | 11 | 15 | 13 | 12 | 10 | 19 | 19 | 12.93 | 21.89 | 31.00
| 8 | 22 | 18 | 16 | 15 | 15 | 23 | 12 | 12 | 9 | 17 | 19 | 20 | 24 | 23 | 25 | 16 | 17 | 19 | 25 | 24 | 16 | 7.71 | 8.37 | 22 | 10 | 13 | 13 | 11 | 13 | 19 | 18 | 16.82 | 25.47 | 31.00
| 9 | 18 | 7.32 | 6.86 | 6.99 | 7.46 | 16 | 10 | 10 | 13 | 15 | 13 | 16 | 16 | 14 | 17 | 14 | 10 | 10 | 15 | 21 | 14 | 12 | 18 | 16 | 25 | 14 | 24 | 33 | 40 | 28 | ~ | 16.15 | 40.25 | 30.00
| 10 | 24 | 8.81 | 17 | 19 | 27 | 12 | 6.56 | 11 | 13 | 13 | 17 | 8.17 | 22 | 20 | 29 | 25 | 22 | 17 | 20 | 24 | 19 | 25 | 26 | 19 | 19 | 11 | 14 | 19 | 27 | 33 | 24 | 19.13 | 33.00 | 31.00
| 11 | 19 | 21 | 23 | 16 | 20 | 9 | 29 | 25 | 36 | 28 | 30 | 28 | 30 | 38 | 29 | 32 | 21 | 31 | 31 | 35 | 25 | 31 | 45 | 42 | 20 | 22 | 19 | 24 | 29 | 38 | ~ | 27.52 | 44.90 | 30.00
| 12 | 20 | 14 | 22 | 27 | 18 | 16 | 14 | 24 | 34 | 24 | 17 | 15 | 16 | 9 | 14 | 12 | 27 | 39 | 43 | 31 | 36 | 40 | 65 | 65 | 61 | 77 | 36 | 21 | ~ | ~ | ~ | 29.85 | 77.46 | 28.00
|
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 | 39 | 9 | 0 | 0 | 0 | 0 | 0 | 91
| 48 | 9 | 0 | 0 | 0 | 0 | 0 | 73
| REL. | 47.2 | 42.8 | 9.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 52.7 | 9.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 47 | 42 | 9 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 60 | 30 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 31 | 1 | 0 | 0 | 0 | 0 | 0 | 55
| REL. | 65.9 | 32.9 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 34.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.5
| ID | 65 | 32 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 87 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 5 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 94.5 | 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.9
| ID | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 52 | 33 | 3 | 1 | 0 | 0 | 0 | 0 | 89
| 37 | 4 | 1 | 0 | 0 | 0 | 0 | 77
| REL | 58.4 | 37.0 | 3.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.6 | 4.5 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 58 | 37 | 3 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 242 | 107 | 13 | 1 | 0 | 0 | 0 | 0 | 363
| 121 | 14 | 1 | 0 | 0 | 0 | 0 | 77 | REL. | 66.6 | 29.4 | 3.5 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.3 | 3.9 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 66 | 29 | 3 | | 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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