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 | 19 | 14 | 12 | 7.15 | 8.18 | 8.14 | 12 | 9 | 11 | 23 | 19 | 31 | 17 | 24 | 32 | 24 | 11 | 11 | 12 | 11 | 9 | 20 | 27 | 41 | 64 | 85 | 60 | 46 | 34 | 25 | 17 | 24.12 | 85.18 | 31.00
| 2 | 28 | 29 | 29 | 39 | 62 | 64 | 70 | 19 | 26 | 34 | 27 | 18 | 26 | 22 | 16 | 17 | 10 | 21 | 33 | 50 | 58 | 54 | 48 | 20 | 14 | 20 | 24 | 14 | ~ | ~ | ~ | 31.88 | 69.81 | 28.00
| 3 | 8.60 | 8.91 | 13 | 25 | 11 | 8.60 | 9 | 6.18 | 8.20 | 14 | 19 | 27 | 13 | 10 | 11 | 13 | 34 | 25 | 15 | 8.97 | 10 | 18 | 38 | 24 | 24 | 38 | 34 | 33 | 32 | 33 | 40 | 19.75 | 39.74 | 31.00
| 4 | 50 | 21 | 18 | 12 | 9 | 19 | 16 | 9 | 24 | 17 | 14 | 9 | 18 | 19 | 15 | 14 | 17 | 22 | 19 | 21 | 17 | 28 | 30 | 22 | 24 | 30 | 27 | 27 | 25 | 24 | ~ | 20.64 | 49.97 | 30.00
| 5 | 20 | 16 | 22 | 18 | 31 | 19 | 19 | 27 | 33 | 33 | 29 | 34 | 25 | 20 | 13 | 14 | 17 | 14 | 18 | 28 | 15 | 11 | 14 | 12 | 17 | 11 | 15 | 20 | 29 | 18 | 16 | 20.32 | 33.84 | 31.00
| 6 | 6.96 | 15 | 15 | 13 | 20 | 26 | 20 | 10 | 25 | 17 | 6.56 | 8.53 | 7.28 | 10 | 11 | 8.31 | 11 | 13 | 15 | 20 | 18 | 19 | 39 | 30 | 19 | 16 | 14 | 10 | 10 | 15 | ~ | 15.53 | 39.28 | 30.00
| 7 | 11 | 14 | 22 | 14 | 14 | 13 | 14 | ~ | ~ | ~ | ~ | ~ | 16 | 8.08 | 9 | 12 | 9 | 12 | 12 | 22 | 31 | 35 | 37 | 23 | 23 | 39 | 20 | 17 | 9 | 11 | 8.64 | 17.59 | 39.25 | 26.00
| 8 | 21 | 32 | 30 | 18 | 21 | 24 | 18 | 22 | 22 | 19 | 24 | 28 | 24 | 25 | 29 | 23 | 30 | 24 | 28 | 34 | 17 | 11 | 10 | 6.99 | 7.62 | 15 | 11 | 8.28 | 8.42 | 8.68 | 16 | 19.90 | 34.32 | 31.00
| 9 | 12 | 18 | ~ | 20 | 17 | 5.88 | 13 | 18 | 21 | 28 | 34 | 11 | 8.37 | 9 | 7.76 | 8.22 | ~ | 14 | 14 | 16 | 20 | 31 | 43 | 43 | 31 | 24 | 20 | 18 | 18 | 33 | ~ | 19.91 | 43.23 | 28.00
| 10 | 16 | 9 | 18 | 31 | 26 | 14 | 24 | 15 | 13 | 13 | 6.71 | 5.78 | 6.78 | 12 | 7.80 | 19 | 32 | 10 | 20 | 18 | 16 | 31 | 34 | 32 | 16 | 8.28 | 6.98 | 6.03 | 6.05 | 6.38 | 8.18 | 15.70 | 34.04 | 31.00
| 11 | 10 | 13 | 17 | 18 | 14 | 13 | 17 | 35 | 27 | 16 | 11 | 25 | 22 | 36 | 26 | 37 | 14 | 17 | 26 | 30 | 55 | 71 | 93 | 96 | 37 | 48 | 63 | 50 | 51 | 47 | ~ | 34.51 | 95.86 | 30.00
| 12 | 49 | 75 | 36 | 29 | 14 | 8.77 | 10 | 16 | 27 | 49 | 56 | 77 | 29 | 10 | 19 | 15 | 20 | 12 | 11 | 20 | 13 | 21 | 34 | 41 | 46 | 44 | 58 | 66 | 81 | 52 | 51 | 35.18 | 81.16 | 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 | 29 | 7 | 1 | 0 | 0 | 0 | 0 | 90
| 37 | 8 | 1 | 0 | 0 | 0 | 0 | 85
| REL. | 58.8 | 32.2 | 7.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.1 | 8.9 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 58 | 32 | 7 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 72 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 19 | 0 | 0 | 0 | 0 | 0 | 0 | 50
| REL. | 79.1 | 20.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 79 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 67 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 85
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 43
| REL. | 78.8 | 21.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 21.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 78 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 50 | 27 | 11 | 4 | 0 | 0 | 0 | 0 | 92
| 42 | 15 | 4 | 0 | 0 | 0 | 0 | 96
| REL | 54.3 | 29.3 | 11.9 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 45.7 | 16.3 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 54 | 29 | 11 | 8 | 0 | 0 | 0 | 0 | 104
|
Year
| ABS. | 242 | 93 | 18 | 5 | 0 | 0 | 0 | 0 | 358
| 116 | 23 | 5 | 0 | 0 | 0 | 0 | 96 | REL. | 67.5 | 25.9 | 5.0 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 32.4 | 6.4 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 67 | 25 | 5 | 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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