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 | 22 | 34 | 58 | 55 | 48 | 31 | 42 | 31 | 19 | 21 | 26 | 31 | 37 | 35 | 28 | 32 | 33 | 26 | 49 | 51 | 36 | 38 | 16 | 16 | 27 | 52 | 45 | 42 | 29 | 15 | 33.62 | 57.80 | 31.00
| 2 | 13 | 18 | 25 | 57 | 70 | ~ | ~ | ~ | ~ | ~ | 25 | 24 | 21 | 25 | 51 | 37 | 18 | 32 | 51 | 39 | 25 | 25 | 22 | 28 | 34 | 52 | 54 | 56 | ~ | ~ | ~ | 35.04 | 70.21 | 23.00
| 3 | 25 | 43 | 39 | 31 | 24 | 28 | 26 | 36 | 39 | 39 | 27 | 39 | 24 | 28 | 39 | 19 | 23 | 35 | 42 | 21 | 27 | 45 | 24 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 31.48 | 44.92 | 23.00
| 4 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 31 | 20 | 22 | 34 | 19 | 25 | 25 | 29 | 32 | 29 | 28 | 18 | 17 | 25 | 23 | 25 | 22 | 27 | ~ | 25.15 | 34.05 | 18.00
| 5 | 21 | 17 | 24 | 18 | 25 | 25 | 21 | 18 | 23 | 22 | 19 | 20 | 24 | 24 | 12 | 19 | 26 | 27 | 17 | 24 | 25 | 12 | 16 | 23 | 26 | 20 | 26 | 26 | 16 | 15 | 16 | 20.93 | 26.96 | 31.00
| 6 | 18 | 20 | 18 | 20 | 16 | 13 | 19 | 18 | 18 | 21 | 22 | 14 | 14 | 20 | 15 | 19 | 15 | 17 | 15 | 15 | 16 | 16 | 18 | 21 | 17 | 14 | 18 | 21 | 19 | 21 | ~ | 17.63 | 21.80 | 30.00
| 7 | 19 | 20 | 16 | 15 | 12 | 11 | 14 | 19 | 14 | 13 | 15 | 21 | 22 | 20 | 19 | 22 | 18 | 19 | 24 | 19 | 16 | 17 | 17 | 14 | 17 | 20 | 16 | 19 | 19 | 18 | 17 | 17.40 | 24.46 | 31.00
| 8 | 17 | 22 | 23 | 24 | 26 | 24 | 15 | 17 | 20 | 17 | 14 | 17 | 16 | 15 | 18 | 20 | 20 | 19 | 18 | 21 | 16 | 16 | 21 | 26 | 30 | 27 | 30 | 16 | 16 | 20 | 23 | 20.10 | 30.36 | 31.00
| 9 | 16 | 20 | 22 | 20 | 19 | 25 | 26 | 24 | 26 | 26 | 22 | 23 | 29 | 32 | 34 | 41 | 37 | 21 | 13 | 14 | 19 | 26 | 24 | 24 | 20 | 15 | 23 | 22 | 19 | 24 | ~ | 23.57 | 40.64 | 30.00
| 10 | 15 | 15 | 15 | 22 | 22 | 26 | 25 | 24 | 14 | 16 | 24 | 25 | 30 | 26 | 27 | 16 | 18 | 31 | 34 | 33 | 19 | 17 | 18 | 16 | 30 | 30 | 22 | 30 | 29 | 18 | 20 | 22.83 | 34.30 | 31.00
| 11 | 31 | 34 | 36 | 35 | 27 | 23 | 23 | 30 | 32 | 28 | 26 | 27 | 27 | 22 | 37 | 26 | 36 | 40 | 47 | 27 | 36 | 47 | 27 | 32 | 54 | 41 | 26 | 22 | 23 | 27 | ~ | 31.73 | 54.01 | 30.00
| 12 | 36 | 25 | 23 | 25 | 17 | 30 | 32 | 33 | 30 | 35 | 30 | 18 | 25 | 29 | 28 | 32 | 27 | 23 | 31 | 42 | 46 | 68 | 34 | 13 | 17 | 23 | 29 | 36 | 31 | 25 | 47 | 30.31 | 68.10 | 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- 33 | 34- 67 | 68- 100 | 101- 150 | 151- 200 | 201- 300 | 301- 400 | over 400 | 33 | 67 | 100 | 150 | 200 | 300 | 400
| |
|
|
ABS. | 43 | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 77
| 34 | 1 | 0 | 0 | 0 | 0 | 0 | 70
| REL. | 55.8 | 42.8 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 44.2 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.2
| ID | 55 | 42 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 78 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 79
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 34
| REL. | 98.7 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.4
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 89 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 3 | 0 | 0 | 0 | 0 | 0 | 0 | 41
| REL. | 96.7 | 3.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.9
| ID | 96 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 71 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 21 | 1 | 0 | 0 | 0 | 0 | 0 | 68
| REL | 77.1 | 21.7 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 22.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.12
| ID | 77 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 281 | 57 | 2 | 0 | 0 | 0 | 0 | 0 | 340
| 59 | 2 | 0 | 0 | 0 | 0 | 0 | 70 | REL. | 82.6 | 16.7 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.4 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.2
| ID | 82 | 16 | | 0 | 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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