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 | 24 | 18 | 21 | 15 | 29 | 21 | 54 | 40 | 29 | 31 | 41 | 50 | 28 | 27 | 32 | 25 | 7.64 | 6.52 | 7.97 | 12 | 22 | 28 | 42 | 25 | 32 | 28 | 36 | 33 | 12 | 10 | 7.83 | 25.54 | 54.03 | 31.00
| 2 | 19 | 35 | 24 | 13 | 15 | 20 | 24 | 11 | 12 | 19 | 24 | 27 | 11 | 11 | 12 | 10 | 13 | 17 | 21 | 26 | 28 | 29 | 24 | 20 | 10 | 26 | 32 | 21 | 16 | ~ | ~ | 19.60 | 34.86 | 29.00
| 3 | 9 | 7.72 | 6.72 | 5.64 | 11 | 15 | 14 | 4.97 | 7.03 | 16 | 6.99 | 23 | 18 | 11 | 8.24 | 8.08 | 14 | 23 | 18 | 17 | 17 | 42 | 51 | 63 | 49 | 25 | 13 | 15 | 22 | 7.47 | 13 | 18.19 | 63.26 | 31.00
| 4 | 27 | 23 | 29 | 23 | 16 | 8.52 | 12 | 17 | 24 | 28 | 35 | 15 | 8.71 | 17 | ~ | 15 | 18 | 17 | 20 | 20 | 32 | 34 | 30 | 23 | 12 | 17 | 33 | 29 | 21 | 40 | ~ | 22.29 | 40.19 | 29.00
| 5 | 22 | 17 | 16 | 17 | 23 | 36 | 22 | 22 | 18 | 27 | 26 | 18 | 16 | 30 | 17 | 22 | 16 | 8.16 | 22 | 6.89 | 11 | 9 | 18 | 15 | 14 | 11 | 10 | 6.87 | 10 | 11 | 11 | 17.09 | 35.73 | 31.00
| 6 | 11 | 9 | 14 | 16 | 16 | 10 | 9 | 14 | 17 | 20 | 22 | 15 | 18 | 18 | 12 | 11 | 12 | 10 | 13 | 20 | 17 | 20 | 39 | 33 | 40 | 7.99 | 5.47 | 8.03 | 12 | 11 | ~ | 16.03 | 40.43 | 30.00
| 7 | 19 | 12 | 12 | 6.27 | 8.83 | 6.71 | 11 | 7.68 | 11 | 4.48 | 6.18 | 6.57 | 11 | 6.42 | 6.75 | 5.85 | 6.65 | 9 | 7.39 | 7.61 | 6.09 | 9 | 10 | 11 | 11 | 10 | 7.78 | 7.85 | 11 | 14 | 17 | 9.25 | 18.88 | 31.00
| 8 | 16 | 13 | 11 | 8.11 | 12 | 20 | 11 | 10 | 7.31 | 13 | 11 | 13 | 15 | 19 | 18 | 7.57 | 14 | 11 | 15 | 15 | 13 | 11 | 11 | 15 | 6.66 | 9 | 15 | 10 | 9 | 11 | 18 | 12.54 | 20.25 | 31.00
| 9 | 18 | 6.25 | 5.72 | 4.70 | 5.80 | 9 | 6.29 | 11 | 6.03 | 11 | 7.78 | 10 | 13 | 11 | 45 | 14 | 16 | 12 | 20 | 21 | 16 | 17 | 23 | 19 | 24 | 26 | 20 | 30 | 29 | 24 | ~ | 16.08 | 44.79 | 30.00
| 10 | 18 | 12 | 20 | 22 | 27 | 11 | 8.05 | 9 | 12 | 11 | 14 | 12 | 28 | 34 | 32 | 34 | 22 | 15 | 25 | 19 | 40 | 45 | 23 | 15 | 14 | 8.91 | 13 | 28 | 12 | 27 | 16 | 20.23 | 44.99 | 31.00
| 11 | 13 | 13 | 27 | 13 | 27 | 12 | 25 | 21 | 20 | 15 | 31 | 41 | 48 | 42 | 30 | 40 | 25 | 25 | 43 | 33 | 20 | 40 | 34 | 41 | 18 | 14 | 16 | 28 | 28 | 25 | ~ | 26.89 | 47.62 | 30.00
| 12 | 12 | 17 | 24 | 31 | 19 | 15 | 14 | 29 | 39 | 17 | 26 | 10 | 10 | 10 | 6.06 | 11 | 31 | 38 | 49 | 33 | 40 | 79 | 83 | 91 | 69 | 108 | 38 | 31 | 57 | 33 | 30 | 35.48 | 108.21 | 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. | 63 | 24 | 4 | 0 | 0 | 0 | 0 | 0 | 91
| 28 | 4 | 0 | 0 | 0 | 0 | 0 | 63
| REL. | 69.2 | 26.3 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.8 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 69 | 26 | 4 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 73 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 17 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 81.1 | 18.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.6
| ID | 81 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 88 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 4 | 0 | 0 | 0 | 0 | 0 | 0 | 45
| REL. | 95.6 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.9
| ID | 95 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 46 | 40 | 2 | 4 | 0 | 0 | 0 | 0 | 92
| 46 | 6 | 4 | 0 | 0 | 0 | 0 | 108
| REL | 50.0 | 43.4 | 2.1 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 50.0 | 6.5 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 50 | 43 | 2 | 8 | 0 | 0 | 0 | 0 | 104
|
Year
| ABS. | 270 | 85 | 6 | 4 | 0 | 0 | 0 | 0 | 365
| 95 | 10 | 4 | 0 | 0 | 0 | 0 | 108 | REL. | 73.9 | 23.2 | 1.6 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.0 | 2.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 73 | 23 | 1 | 2 | 0 | 0 | 0 | 0 | 101
|
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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