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 | 15 | 9 | 5.67 | 4.85 | 3.50 | 5.26 | 6.21 | 2.54 | 6.15 | 16 | 17 | 26 | 38 | 28 | 9 | 6.90 | 7.33 | 5.27 | 6.58 | 8.15 | 8.69 | 15 | 19 | 33 | 41 | 60 | 70 | 28 | 27 | 16 | 15 | 18.04 | 70.10 | 31.00
| 2 | 37 | 35 | 11 | 18 | ~ | 21 | 22 | 10 | 13 | 19 | 17 | 10 | 12 | 14 | 12 | 12 | 6.83 | 11 | 20 | 43 | 23 | 31 | 17 | 10 | 8.46 | 7.67 | 8.46 | 4.67 | ~ | ~ | ~ | 16.79 | 42.67 | 27.00
| 3 | 7.94 | 7.54 | 7.68 | 26 | 5.36 | 7.88 | 6.52 | 4.75 | 3.98 | 2.00 | 15 | 15 | 7.17 | 7.06 | 17 | 17 | 6.40 | 10 | 8.10 | 8.48 | 7.98 | 10 | 16 | 19 | 10 | 14 | 18 | 18 | 18 | 51 | 27 | 12.91 | 50.56 | 31.00
| 4 | 29 | 12 | 10 | 7.92 | 5.38 | 13 | 11 | 4.77 | 8.94 | 14 | 6.63 | 11 | 10 | 12 | 13 | 14 | 17 | 16 | 10 | 12 | 16 | 12 | 21 | 14 | 13 | 11 | 20 | 18 | 21 | 21 | ~ | 13.45 | 28.87 | 30.00
| 5 | 11 | 10 | 13 | 7.54 | 10 | 13 | 11 | 11 | 13 | 19 | 24 | 20 | 12 | 10 | 12 | 17 | 10 | 16 | 13 | 14 | 8.73 | ~ | ~ | ~ | 18 | 18 | 19 | 29 | 28 | 29 | 17 | 15.37 | 28.96 | 28.00
| 6 | 18 | 22 | 22 | 20 | 23 | 35 | 33 | 15 | 19 | 17 | 7.19 | 10 | 7.10 | 8.98 | 16 | 16 | 20 | 18 | 16 | 20 | 15 | 23 | 19 | 6.67 | 12 | 28 | 19 | 18 | 18 | 18 | ~ | 18.03 | 34.79 | 30.00
| 7 | 23 | 16 | 15 | 8.21 | 10 | 13 | 11 | 10 | 18 | 14 | 18 | 12 | 13 | 14 | 20 | 19 | 15 | 13 | 15 | 20 | 29 | 19 | ~ | 22 | 19 | 24 | 32 | 23 | 18 | 11 | 18 | 17.06 | 32.06 | 30.00
| 8 | 23 | 22 | 22 | 20 | 17 | 22 | 31 | 47 | 15 | 21 | 39 | 50 | 15 | 22 | 22 | 28 | 29 | 37 | 24 | 24 | 27 | 11 | 13 | 16 | 13 | 18 | 10 | 11 | 6.67 | 12 | 9 | 21.83 | 50.00 | 31.00
| 9 | 12 | 27 | 31 | 11 | ~ | 7.58 | 17 | 22 | 11 | 25 | 9 | 5.96 | 8.54 | 7.81 | 8.92 | 9 | 11 | 16 | 14 | 21 | 20 | 23 | 29 | 40 | 35 | 33 | 35 | 14 | 22 | 25 | ~ | 19.08 | 40.40 | 29.00
| 10 | 14 | 11 | 15 | 19 | 28 | 25 | 12 | 34 | 27 | 15 | 7.31 | 7.46 | 10 | 13 | 13 | 21 | 16 | 11 | 28 | 15 | 15 | 17 | 16 | 12 | 7.40 | 12 | 5.04 | 11 | 6.66 | 7.25 | 8.11 | 14.74 | 34.08 | 31.00
| 11 | 6.98 | 13 | 13 | 5.71 | 29 | 10 | 21 | 31 | 60 | 27 | 10 | 24 | 26 | 32 | 37 | 21 | 9 | 8.33 | 12 | 25 | 46 | 78 | 107 | 154 | 90 | 70 | 19 | 40 | 63 | 46 | ~ | 37.80 | 153.54 | 30.00
| 12 | 45 | 81 | 119 | 81 | 28 | 9 | 8.40 | 15 | ~ | 78 | 116 | 58 | 11 | 12 | 19 | 12 | 21 | 41 | 43 | 29 | 53 | 86 | 64 | 64 | 65 | 50 | 16 | ~ | 37 | 36 | ~ | 46.25 | 119.46 | 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. | 73 | 13 | 3 | 0 | 0 | 0 | 0 | 0 | 89
| 16 | 3 | 0 | 0 | 0 | 0 | 0 | 70
| REL. | 82.0 | 14.6 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.0 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 82 | 14 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 81 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 7 | 0 | 0 | 0 | 0 | 0 | 0 | 35
| REL. | 92.0 | 7.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 6.6
| ID | 92 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 73 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 17 | 0 | 0 | 0 | 0 | 0 | 0 | 50
| 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 | 12.8
| ID | 81 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 50 | 21 | 8 | 7 | 2 | 1 | 0 | 0 | 89
| 39 | 18 | 10 | 3 | 1 | 0 | 0 | 154
| REL | 56.1 | 23.5 | 8.9 | 7.8 | 2.2 | 1.1 | 0.0 | 0.0 | 100.0
| 43.8 | 20.2 | 11.2 | 3.4 | 1.1 | 0.0 | 0.0 | 24.11
| ID | 56 | 23 | 8 | 15 | 11 | 28 | 0 | 0 | 143
|
Year
| ABS. | 277 | 58 | 11 | 7 | 2 | 1 | 0 | 0 | 356
| 79 | 21 | 10 | 3 | 1 | 0 | 0 | 154 | REL. | 77.8 | 16.2 | 3.0 | 1.9 | 0.5 | 0.2 | 0.0 | 0.0 | 100.0
| 22.2 | 5.9 | 2.8 | 0.8 | 0.3 | 0.0 | 0.0 | 24.11
| ID | 77 | 16 | 3 | 3 | 2 | 7 | 0 | 0 | 110
|
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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