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 | 41 | 20 | ~ | ~ | 22 | 28 | 37 | 42 | 41 | 19 | 35 | 38 | 34 | 41 | 38 | 20 | 6.29 | 8.42 | 12 | 12 | 14 | 24 | 37 | 41 | 46 | 45 | 26 | 47 | 18 | 14 | 12 | 28.15 | 46.52 | 29.00
| 2 | 24 | 23 | 12 | 18 | 23 | 36 | 25 | 11 | 13 | ~ | 20 | 24 | 14 | 13 | 30 | 15 | 22 | 25 | 30 | 28 | 26 | 38 | 22 | 33 | 19 | 19 | 26 | 32 | 44 | ~ | ~ | 23.77 | 43.71 | 28.00
| 3 | 18 | 12 | 14 | 12 | 12 | 19 | 28 | 14 | 13 | 15 | 13 | 22 | 28 | 16 | 8.07 | 10 | 12 | 28 | 15 | 25 | 12 | 33 | 50 | 65 | 41 | 26 | 9 | 11 | 25 | 11 | 17 | 20.53 | 64.74 | 31.00
| 4 | 28 | 33 | 27 | 29 | 26 | 23 | 18 | 21 | 29 | 38 | 31 | 19 | 10 | 24 | 24 | 16 | 22 | 18 | 36 | 30 | 40 | 45 | 31 | 28 | 13 | 20 | 33 | 35 | 32 | 61 | ~ | 27.94 | 61.24 | 30.00
| 5 | 36 | 30 | 26 | 25 | 32 | 42 | 44 | 24 | 15 | 28 | 47 | 24 | 19 | 16 | 16 | 23 | 27 | 10 | 13 | 13 | 15 | 13 | 19 | 21 | 19 | 25 | 17 | 13 | 13 | 14 | 16 | 22.41 | 47.34 | 31.00
| 6 | 19 | 19 | 26 | 21 | 18 | 15 | 12 | 13 | 21 | 26 | 26 | 16 | 19 | 21 | 15 | 10 | 12 | 13 | 16 | 21 | 19 | 25 | 15 | 11 | 9 | 7.22 | 9 | 10 | 11 | 13 | ~ | 16.25 | 26.00 | 30.00
| 7 | 33 | 19 | 16 | 17 | 11 | 14 | 27 | 19 | 11 | 17 | 13 | 10 | 17 | 11 | 11 | 10 | 14 | 14 | 10 | 12 | 9 | 21 | 12 | 20 | 13 | 16 | 16 | 16 | 10 | 11 | 18 | 15.15 | 33.09 | 31.00
| 8 | 25 | 15 | 17 | 12 | 24 | 25 | 12 | 14 | 15 | 21 | 15 | 27 | 22 | 27 | 25 | 22 | 17 | 25 | 22 | 20 | 18 | 11 | 16 | 21 | 11 | 11 | 14 | 18 | 17 | 18 | 24 | 18.75 | 27.33 | 31.00
| 9 | 26 | 8.89 | 8.98 | 8.21 | 15 | 13 | 17 | 26 | 18 | 20 | 22 | 18 | 20 | 16 | 21 | 17 | 12 | 18 | 20 | 23 | 29 | 29 | 29 | 27 | 30 | 31 | 34 | 44 | 53 | 51 | ~ | 23.50 | 52.92 | 30.00
| 10 | 42 | 20 | 43 | 40 | 52 | 20 | 14 | 15 | 19 | 20 | 27 | 32 | 27 | 58 | 39 | 30 | 20 | 20 | 38 | 36 | 27 | 59 | 54 | 33 | 26 | 25 | 22 | 19 | 22 | 37 | 20 | 30.82 | 59.17 | 31.00
| 11 | 19 | 24 | 24 | 23 | 26 | 23 | 34 | 17 | 31 | 30 | 28 | 21 | 25 | 24 | 19 | 19 | 18 | 16 | 14 | 17 | 16 | 22 | 27 | 40 | 19 | 14 | 15 | 20 | 18 | 31 | ~ | 22.48 | 39.98 | 30.00
| 12 | 30 | 33 | 17 | 26 | 15 | 17 | 13 | 25 | 24 | 13 | 22 | 14 | 17 | 10 | 6.88 | 11 | 25 | 31 | 38 | 25 | 33 | 34 | 40 | 44 | 61 | 39 | 19 | 22 | 31 | 31 | 33 | 25.82 | 60.67 | 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 | 34 | 1 | 0 | 0 | 0 | 0 | 0 | 88
| 35 | 1 | 0 | 0 | 0 | 0 | 0 | 65
| REL. | 60.2 | 38.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 39.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 60 | 38 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 59 | 31 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 32 | 1 | 0 | 0 | 0 | 0 | 0 | 61
| REL. | 64.8 | 34.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 35.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 30.4
| ID | 64 | 34 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 75 | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 92
| 17 | 2 | 0 | 0 | 0 | 0 | 0 | 53
| REL. | 81.5 | 16.3 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.5 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.9
| ID | 81 | 16 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 49 | 38 | 5 | 0 | 0 | 0 | 0 | 0 | 92
| 43 | 5 | 0 | 0 | 0 | 0 | 0 | 61
| REL | 53.2 | 41.3 | 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 46.7 | 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.12
| ID | 53 | 41 | 5 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 236 | 118 | 9 | 0 | 0 | 0 | 0 | 0 | 363
| 127 | 9 | 0 | 0 | 0 | 0 | 0 | 65 | REL. | 65.0 | 32.5 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 35.0 | 2.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 65 | 32 | 2 | 0 | 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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