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 | 22 | 20 | 12 | 7.27 | 8.10 | 11 | 10 | 7.48 | 11 | 43 | 23 | 37 | 40 | 32 | 41 | 21 | 15 | 14 | 9 | 29 | 21 | 23 | 40 | 56 | 85 | 132 | 56 | 47 | 51 | 27 | 48 | 32.25 | 132.42 | 31.00
| 2 | 57 | 29 | 24 | 33 | 51 | 64 | 34 | 24 | 21 | 29 | 29 | 24 | 23 | 27 | 21 | 17 | 17 | 18 | 29 | 39 | ~ | ~ | ~ | 18 | 28 | 22 | 18 | 11 | ~ | ~ | ~ | 28.28 | 64.25 | 25.00
| 3 | 11 | 23 | 12 | 18 | 8.08 | 9 | 13 | 7.79 | 14 | 30 | 27 | 24 | 13 | 10 | 21 | 35 | 53 | 47 | 10 | 12 | 14 | 39 | 42 | ~ | 42 | 56 | 29 | 35 | 37 | 50 | 37 | 25.93 | 55.83 | 30.00
| 4 | 51 | 26 | 19 | 17 | 11 | 22 | 13 | 6.94 | 23 | 18 | 13 | 6.33 | 14 | 28 | 16 | 8.29 | 11 | 20 | 17 | 25 | 25 | 29 | 28 | 23 | 23 | 26 | 27 | 35 | 21 | 25 | ~ | 20.99 | 51.44 | 30.00
| 5 | 15 | 10 | 6.96 | 15 | ~ | 21 | 13 | 22 | 26 | 37 | 21 | 28 | 23 | 19 | 20 | 22 | 24 | 18 | 18 | 17 | 12 | 10 | 10 | 16 | 14 | 11 | 11 | 24 | 24 | 18 | 16 | 18.07 | 37.31 | 30.00
| 6 | 11 | 16 | 15 | 10 | 17 | 33 | 41 | 14 | 23 | 20 | 11 | 6.08 | 6.31 | 13 | 11 | 7.40 | 11 | 16 | 16 | 19 | 15 | 10 | 14 | 9 | 12 | 16 | 13 | 12 | 10 | 10 | ~ | 14.59 | 41.13 | 30.00
| 7 | 13 | 13 | 11 | 13 | 7.31 | 12 | 16 | 6.56 | 12 | 7.79 | 10 | 5.75 | 12 | 14 | 16 | 12 | 13 | 8.75 | 10 | 16 | 24 | 31 | 30 | 14 | 27 | 26 | 25 | 13 | ~ | ~ | 6.79 | 14.64 | 30.96 | 29.00
| 8 | 21 | 31 | 34 | 25 | 12 | 19 | 15 | 22 | 16 | 21 | 17 | 33 | 25 | 22 | 33 | 16 | 40 | 26 | 30 | 33 | 17 | 9 | 11 | ~ | 9 | 23 | 14 | 10 | 8.69 | 5.98 | 11 | 20.37 | 40.35 | 30.00
| 9 | 8.25 | 18 | 27 | 20 | 19 | 5.54 | 8.31 | 14 | 18 | 18 | 23 | 11 | 5.32 | 6.81 | 3.46 | 23 | 6.33 | 15 | ~ | 25 | 31 | 48 | 48 | 63 | 35 | 27 | 9 | 20 | 28 | 45 | ~ | 21.63 | 62.79 | 29.00
| 10 | 13 | 20 | 32 | 26 | 28 | 16 | 27 | 54 | 15 | 10 | 6.88 | 7.56 | 16 | 12 | 8.04 | 21 | 22 | 12 | 35 | 15 | 14 | 16 | 20 | 23 | 13 | 25 | 7.71 | 4.60 | 5.19 | 2.10 | ~ | 17.48 | 53.50 | 30.00
| 11 | 3.54 | 8.65 | 7.35 | 11 | 7.92 | 8.17 | 33 | 29 | 49 | 5.31 | 13 | 27 | 34 | 25 | 31 | 22 | 11 | 15 | 34 | 43 | 59 | 89 | 139 | 101 | 58 | 97 | 45 | 71 | 59 | ~ | ~ | 39.17 | 138.69 | 29.00
| 12 | 50 | 66 | 64 | 31 | 11 | 9.00 | 10 | 21 | 32 | 68 | 78 | 34 | 11 | 21 | 14 | 7.94 | 23 | 23 | 26 | 9 | 22 | 39 | 46 | 23 | 29 | 26 | 29 | 40 | 78 | 38 | 27 | 32.44 | 78.08 | 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. | 45 | 31 | 8 | 1 | 1 | 0 | 0 | 0 | 86
| 41 | 10 | 2 | 1 | 0 | 0 | 0 | 132
| REL. | 52.3 | 36.0 | 9.3 | 1.1 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 47.7 | 11.6 | 2.3 | 1.2 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 52 | 36 | 9 | 2 | 5 | 0 | 0 | 0 | 105
| |
|
|
ABS. | 76 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 90
| 14 | 1 | 0 | 0 | 0 | 0 | 0 | 51
| REL. | 84.4 | 14.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 84 | 14 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 66 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 88
| 22 | 1 | 0 | 0 | 0 | 0 | 0 | 63
| REL. | 75.0 | 23.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 25.0 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 75 | 23 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 49 | 26 | 9 | 5 | 1 | 0 | 0 | 0 | 90
| 41 | 15 | 6 | 1 | 0 | 0 | 0 | 139
| REL | 54.4 | 28.8 | 10.0 | 5.5 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 45.6 | 16.7 | 6.7 | 1.1 | 0.0 | 0.0 | 0.0 | 23.11
| ID | 54 | 28 | 10 | 11 | 5 | 0 | 0 | 0 | 110
|
Year
| ABS. | 236 | 91 | 19 | 6 | 2 | 0 | 0 | 0 | 354
| 118 | 27 | 8 | 2 | 0 | 0 | 0 | 139 | REL. | 66.6 | 25.7 | 5.3 | 1.6 | 0.5 | 0.0 | 0.0 | 0.0 | 100.0
| 33.3 | 7.6 | 2.3 | 0.6 | 0.0 | 0.0 | 0.0 | 23.11
| ID | 66 | 25 | 5 | 3 | 2 | 0 | 0 | 0 | 103
|
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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