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 | 34 | 24 | 8.14 | 7.74 | 8.68 | 10 | 9 | 8.35 | 8.96 | 34 | 31 | 18 | 27 | 43 | 26 | 18 | 10 | 12 | 10 | 17 | 18 | 26 | 34 | 48 | 60 | 98 | 108 | 54 | 48 | 31 | 54 | 30.53 | 107.98 | 31.00
| 2 | 35 | 39 | 22 | 45 | 54 | 53 | 36 | 18 | 19 | 37 | 35 | 27 | 26 | 19 | 15 | 50 | 16 | 23 | 37 | 51 | 52 | 82 | 33 | 20 | 24 | 22 | 23 | 29 | ~ | ~ | ~ | 33.72 | 82.41 | 28.00
| 3 | 27 | 20 | 18 | 33 | 16 | 7.79 | 8.46 | 8.23 | 15 | 31 | 31 | 22 | 20 | 13 | 23 | 18 | 13 | 19 | 12 | 30 | 13 | 21 | 30 | 30 | 34 | 43 | 33 | 32 | 32 | 43 | 42 | 23.74 | 43.48 | 31.00
| 4 | 40 | 29 | 19 | 27 | 20 | 25 | 29 | 38 | 35 | 55 | 28 | 25 | 30 | 27 | 21 | 67 | 64 | 42 | 27 | 31 | 24 | 51 | 65 | 34 | 32 | 40 | 79 | 47 | 68 | 72 | ~ | 39.62 | 78.89 | 30.00
| 5 | 66 | 34 | ~ | 28 | 28 | 27 | 38 | 235 | 77 | 54 | 67 | 56 | 46 | 42 | 38 | 29 | 21 | 29 | 46 | 34 | 18 | 23 | 21 | 16 | 27 | 23 | 36 | ~ | ~ | 29 | 15 | 42.94 | 234.75 | 28.00
| 6 | 10 | 21 | 41 | 30 | 41 | 30 | 41 | 25 | 14 | 17 | 31 | 19 | 11 | 16 | 11 | 10 | 8.25 | 12 | 14 | 27 | 22 | 17 | 19 | 11 | 21 | 35 | 17 | 11 | 63 | 42 | ~ | 22.97 | 63.49 | 30.00
| 7 | 20 | 18 | 28 | 14 | 27 | 13 | 13 | 5.56 | 13 | 12 | 10 | 8.96 | 17 | 11 | 25 | 34 | 8.04 | 9 | 15 | 39 | 42 | 27 | 51 | 26 | 22 | 19 | 21 | 17 | 19 | 10 | 15 | 19.77 | 51.26 | 31.00
| 8 | 16 | 16 | 20 | 19 | 28 | 19 | 25 | 27 | 24 | 22 | 27 | 40 | 24 | 23 | 25 | 27 | 35 | 39 | 30 | 40 | 31 | 16 | 12 | 11 | 17 | 21 | 10 | 12 | 10 | 16 | 16 | 22.50 | 40.39 | 31.00
| 9 | 21 | 21 | 24 | 16 | 15 | 8.78 | 14 | 13 | 14 | 16 | 14 | 44 | 38 | 18 | 10 | 13 | 17 | 18 | 16 | 18 | 17 | 24 | 34 | 38 | 29 | 32 | 17 | 20 | 17 | 26 | ~ | 20.78 | 44.07 | 30.00
| 10 | 17 | 16 | 21 | 24 | 32 | 29 | 30 | 20 | 18 | 17 | 13 | 13 | 15 | 11 | 15 | 23 | 14 | 16 | 29 | 19 | 16 | 17 | 31 | 19 | 14 | 16 | 11 | 12 | 11 | 9 | 13 | 18.13 | 32.41 | 31.00
| 11 | 13 | 16 | 10 | 9 | 16 | 19 | 34 | 32 | 25 | 24 | 14 | 19 | 44 | 23 | 17 | 33 | 27 | 23 | 43 | 43 | 24 | 57 | 66 | 58 | 24 | 58 | 58 | 39 | 34 | 61 | ~ | 32.15 | 66.34 | 30.00
| 12 | 26 | 27 | 27 | 21 | 21 | 22 | ~ | 24 | 53 | ~ | ~ | 34 | 29 | 83 | 19 | 11 | 18 | 16 | 13 | ~ | ~ | ~ | ~ | ~ | 29 | 14 | ~ | ~ | ~ | ~ | ~ | 27.07 | 82.51 | 18.00
|
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 | 37 | 7 | 3 | 0 | 0 | 0 | 0 | 90
| 47 | 10 | 3 | 0 | 0 | 0 | 0 | 108
| REL. | 47.7 | 41.1 | 7.7 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 52.2 | 11.1 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 47 | 41 | 7 | 6 | 0 | 0 | 0 | 0 | 103
| |
|
|
ABS. | 31 | 42 | 12 | 2 | 0 | 0 | 1 | 0 | 88
| 57 | 15 | 3 | 1 | 1 | 1 | 0 | 235
| REL. | 35.2 | 47.7 | 13.6 | 2.2 | 0.0 | 0.0 | 1.1 | 0.0 | 100.0
| 64.8 | 17.0 | 3.4 | 1.1 | 1.1 | 1.1 | 0.0 | 8.5
| ID | 35 | 47 | 13 | 4 | 0 | 0 | 142 | 0 | 243
| |
|
|
ABS. | 65 | 26 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 27 | 1 | 0 | 0 | 0 | 0 | 0 | 51
| 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 | 23.7
| ID | 70 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 50 | 21 | 7 | 1 | 0 | 0 | 0 | 0 | 79
| 29 | 8 | 1 | 0 | 0 | 0 | 0 | 83
| REL | 63.2 | 26.5 | 8.8 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 36.7 | 10.1 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 14.12
| ID | 63 | 26 | 8 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 189 | 126 | 27 | 6 | 0 | 0 | 1 | 0 | 349
| 160 | 34 | 7 | 1 | 1 | 1 | 0 | 235 | REL. | 54.1 | 36.1 | 7.7 | 1.7 | 0.0 | 0.0 | 0.2 | 0.0 | 100.0
| 45.8 | 9.7 | 2.0 | 0.3 | 0.3 | 0.3 | 0.0 | 8.5
| ID | 54 | 36 | 7 | 3 | 0 | 0 | 35 | 0 | 137
|
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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