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 | ~ | ~ | ~ | ~ | ~ | ~ | 40 | 41 | 32 | 26 | 38 | 31 | 28 | 38 | 54 | 17 | 2.48 | 4.71 | 7.21 | 4.42 | ~ | 14 | 31 | 19 | 49 | 29 | 10 | 25 | 5.56 | 9 | 7.81 | 23.40 | 53.56 | 24.00
| 2 | 10 | 13 | 10 | 13 | 25 | 42 | 26 | 7.79 | 12 | 21 | 22 | 14 | 11 | 10 | 14 | 7.94 | 17 | 15 | 21 | 33 | 14 | ~ | 18 | 19 | 10 | 16 | 18 | 23 | 42 | ~ | ~ | 18.07 | 42.13 | 28.00
| 3 | 18 | 11 | 8.38 | 11 | 10 | 14 | 14 | 4.21 | 4.08 | 12 | 5.94 | 19 | 26 | 10 | 7.73 | 10 | 6.00 | 12 | 12 | 17 | 13 | 29 | 42 | 50 | 28 | 29 | 13 | 14 | 23 | 6.31 | 15 | 15.99 | 50.02 | 31.00
| 4 | 33 | 29 | 20 | 34 | 18 | 9 | 10 | 19 | 27 | 40 | 32 | 16 | 8.54 | 12 | ~ | ~ | ~ | 12 | 45 | 28 | 46 | 43 | 34 | 27 | 10 | 39 | 31 | 27 | 31 | 23 | ~ | 26.05 | 45.94 | 27.00
| 5 | 34 | 24 | 22 | 31 | 42 | 41 | 38 | 36 | 27 | 19 | 29 | 19 | 17 | 11 | 15 | 26 | 26 | 8.31 | 8.75 | 9 | 10 | 12 | 14 | 18 | 19 | 21 | 18 | 10 | 8.65 | 12 | 11 | 20.52 | 41.88 | 31.00
| 6 | 15 | 20 | 25 | 20 | 19 | 14 | 11 | 11 | 28 | 34 | 30 | 22 | 23 | 19 | 13 | 11 | 10 | 12 | 19 | 23 | 30 | 24 | 15 | 13 | 8.69 | 7.79 | 8.13 | 11 | 15 | 18 | ~ | 17.61 | 33.90 | 30.00
| 7 | 25 | 18 | 21 | 18 | 7.96 | 14 | 18 | 7.98 | 8.50 | 7.17 | 5.42 | 14 | 6.94 | 12 | 9 | 7.96 | 5.67 | 11 | 11 | 6.83 | 11 | 13 | 13 | 23 | 16 | 19 | 17 | 14 | 8.29 | 12 | 22 | 13.01 | 24.70 | 31.00
| 8 | 19 | 22 | 24 | 20 | 21 | 23 | 18 | 18 | 17 | 22 | 23 | 23 | 25 | 34 | 32 | 27 | 29 | 34 | 35 | 25 | 18 | 6.98 | 18 | 16 | 8.67 | 13 | 14 | 20 | 16 | 32 | 29 | 22.08 | 35.40 | 31.00
| 9 | 35 | 13 | 6.31 | 5.04 | 7.40 | 13 | 13 | 21 | 17 | 17 | 23 | 20 | 17 | 14 | 18 | 22 | 7.15 | 10 | 17 | 20 | 15 | 24 | 20 | 30 | 22 | 27 | 28 | 39 | 48 | 42 | ~ | 20.45 | 48.17 | 30.00
| 10 | ~ | 25 | 24 | 37 | 41 | 25 | 6.19 | 8.75 | 13 | 16 | 18 | 19 | 32 | 40 | 33 | 38 | 21 | 14 | 32 | 43 | 29 | 33 | 35 | 26 | 20 | 11 | 14 | 16 | 14 | 21 | 17 | 24.02 | 42.67 | 30.00
| 11 | 11 | 17 | 16 | 12 | 13 | 11 | 14 | 14 | 16 | 21 | 20 | 16 | 21 | 30 | 16 | 25 | 35 | 15 | 21 | 15 | 20 | 21 | 23 | 24 | 26 | 13 | 15 | 17 | 15 | 37 | ~ | 19.04 | 36.81 | 30.00
| 12 | 31 | 28 | 20 | 22 | 17 | 20 | 15 | 21 | 19 | 13 | 13 | 10 | 13 | 9 | 5.23 | 7.23 | 12 | 25 | 34 | 84 | 63 | 45 | ~ | ~ | ~ | ~ | ~ | ~ | 56 | 41 | ~ | 25.90 | 84.35 | 24.00
|
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. | 60 | 21 | 2 | 0 | 0 | 0 | 0 | 0 | 83
| 23 | 2 | 0 | 0 | 0 | 0 | 0 | 54
| REL. | 72.2 | 25.3 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 27.7 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.1
| ID | 72 | 25 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 58 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 30 | 0 | 0 | 0 | 0 | 0 | 0 | 46
| REL. | 65.9 | 34.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 34.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.4
| ID | 65 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 76 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 16 | 0 | 0 | 0 | 0 | 0 | 0 | 48
| REL. | 82.6 | 17.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.9
| ID | 82 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 56 | 25 | 2 | 1 | 0 | 0 | 0 | 0 | 84
| 28 | 3 | 1 | 0 | 0 | 0 | 0 | 84
| REL | 66.6 | 29.7 | 2.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.3 | 3.6 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 20.12
| ID | 66 | 29 | 2 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 250 | 92 | 4 | 1 | 0 | 0 | 0 | 0 | 347
| 97 | 5 | 1 | 0 | 0 | 0 | 0 | 84 | REL. | 72.0 | 26.5 | 1.1 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 28.0 | 1.4 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 20.12
| ID | 72 | 26 | 1 | | 0 | 0 | 0 | 0 | 100
|
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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