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 | 25 | 18 | 22 | 27 | 21 | 35 | 24 | 34 | 46 | 38 | 21 | 41 | 42 | 40 | 48 | 23 | 11 | 10 | 15 | 18 | 11 | 33 | 32 | 28 | 39 | 47 | 51 | 46 | 13 | 15 | 14 | 28.57 | 50.88 | 31.00
| 2 | 25 | 29 | 20 | 25 | 24 | 34 | 21 | 14 | 18 | 25 | 53 | 32 | 16 | 20 | 19 | 12 | 19 | 26 | 27 | 29 | 22 | 43 | 35 | 29 | 18 | 21 | 31 | 27 | 12 | ~ | ~ | 25.04 | 52.87 | 29.00
| 3 | 13 | 17 | 14 | 11 | 16 | 25 | 30 | 15 | 14 | 17 | 14 | 17 | 18 | 22 | 12 | 15 | 12 | 18 | 20 | 23 | 21 | 25 | 44 | 75 | 26 | 26 | 13 | 23 | 31 | 13 | 29 | 21.41 | 75.14 | 31.00
| 4 | 29 | 24 | 37 | 23 | 23 | 20 | 21 | 18 | 39 | 40 | 50 | 25 | 12 | 13 | 21 | 19 | 20 | 21 | 29 | 30 | 34 | 36 | 44 | 26 | 22 | 34 | 45 | 49 | 33 | 44 | ~ | 29.28 | 49.80 | 30.00
| 5 | 27 | 31 | 27 | 28 | 31 | 30 | 30 | 29 | 24 | 33 | 38 | 39 | 21 | 20 | 25 | 31 | 46 | 12 | 8.24 | 9 | 13 | 12 | 14 | 20 | 25 | 21 | 13 | 15 | 14 | 16 | 12 | 23.00 | 45.80 | 31.00
| 6 | 18 | 7.85 | 20 | 16 | 18 | 13 | 12 | 12 | 24 | 30 | 16 | 14 | 22 | 18 | 13 | 12 | 15 | 16 | 21 | 26 | 26 | 29 | 16 | 12 | 10 | 7.60 | 14 | 19 | 13 | 23 | ~ | 17.06 | 30.48 | 30.00
| 7 | 29 | 20 | 13 | 19 | 15 | 11 | 20 | 6.25 | 8.01 | 8.02 | 8.15 | 13 | 13 | 6.46 | 4.90 | 8.67 | 12 | 18 | 13 | 11 | 11 | 9 | 13 | 12 | 17 | 15 | 15 | 19 | 20 | 15 | 15 | 13.47 | 28.52 | 31.00
| 8 | 16 | 21 | 15 | 12 | 24 | 25 | 16 | 18 | 28 | 27 | 24 | 36 | 34 | 64 | 63 | 38 | 37 | 30 | 29 | 23 | 30 | 11 | 23 | 27 | 13 | 12 | 18 | 24 | 13 | 18 | 19 | 25.43 | 64.04 | 31.00
| 9 | 21 | 14 | 13 | 7.93 | 16 | 20 | 23 | 11 | 15 | 19 | 25 | 13 | 27 | 34 | 26 | 13 | 5.97 | 18 | 29 | 31 | 13 | 12 | 23 | 21 | 21 | 15 | 26 | 36 | 38 | 37 | ~ | 20.77 | 38.27 | 30.00
| 10 | 28 | 11 | 27 | 17 | 37 | 17 | 11 | 11 | 17 | 10 | 14 | 17 | 23 | 35 | 38 | 23 | 21 | 17 | 19 | 25 | 23 | 21 | 23 | 11 | 32 | 14 | 22 | 8.52 | 14 | 16 | 18 | 19.93 | 37.77 | 31.00
| 11 | 12 | 43 | 28 | 14 | 31 | 36 | 19 | 12 | 15 | 11 | 12 | 35 | 38 | 40 | 13 | 21 | 19 | 12 | 16 | 33 | 10 | 19 | 25 | 17 | 7.54 | 11 | 12 | 14 | 19 | 12 | ~ | 20.23 | 42.94 | 30.00
| 12 | 8.92 | 10 | 12 | 13 | 19 | 8.52 | 12 | 17 | 26 | 18 | 17 | 14 | 6.09 | 5.13 | 7.19 | 28 | 20 | 25 | 31 | 35 | 31 | 35 | 101 | 73 | 91 | 71 | 35 | 19 | 29 | 22 | 21 | 27.70 | 101.23 | 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. | 55 | 33 | 2 | 1 | 0 | 0 | 0 | 0 | 91
| 36 | 3 | 1 | 0 | 0 | 0 | 0 | 75
| REL. | 60.4 | 36.2 | 2.1 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 39.6 | 3.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 60 | 36 | 2 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 57 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 34 | 0 | 0 | 0 | 0 | 0 | 0 | 50
| REL. | 62.6 | 37.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 37.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.4
| ID | 62 | 37 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 69 | 21 | 2 | 0 | 0 | 0 | 0 | 0 | 92
| 23 | 2 | 0 | 0 | 0 | 0 | 0 | 64
| REL. | 75.0 | 22.8 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 25.0 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.8
| ID | 75 | 22 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 64 | 24 | 2 | 2 | 0 | 0 | 0 | 0 | 92
| 28 | 4 | 2 | 0 | 0 | 0 | 0 | 101
| REL | 69.5 | 26.0 | 2.1 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.4 | 4.3 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 23.12
| ID | 69 | 26 | 2 | 4 | 0 | 0 | 0 | 0 | 102
|
Year
| ABS. | 245 | 112 | 6 | 3 | 0 | 0 | 0 | 0 | 366
| 121 | 9 | 3 | 0 | 0 | 0 | 0 | 101 | REL. | 66.9 | 30.6 | 1.6 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.1 | 2.5 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 23.12
| ID | 66 | 30 | 1 | 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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