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 | 21 | 23 | 19 | 17 | 23 | 29 | 27 | 22 | ~ | 45 | 23 | 23 | 14 | 21 | 35 | 22 | 20 | 15 | 19 | 21 | 17 | 19 | 41 | 39 | 35 | 41 | 41 | 32 | 11 | 11 | 13 | 24.57 | 44.66 | 30.00
| 2 | 22 | 22 | 19 | 18 | 16 | 15 | 15 | 12 | 12 | 15 | 31 | 14 | 13 | 16 | 18 | 17 | 23 | 15 | 19 | 23 | 34 | 28 | 34 | 21 | 21 | 29 | 14 | 18 | 15 | ~ | ~ | 19.58 | 34.09 | 29.00
| 3 | 23 | 14 | 13 | 11 | 11 | 19 | 19 | 17 | 13 | 20 | 12 | 26 | 20 | 20 | 14 | 22 | 24 | 22 | 26 | 36 | 27 | 43 | 58 | 75 | ~ | 21 | 25 | 38 | 20 | 25 | 20 | 24.36 | 74.75 | 30.00
| 4 | 21 | 24 | 26 | 45 | 24 | 20 | 20 | 25 | 19 | 28 | 31 | 19 | 16 | 38 | 23 | 22 | 21 | 46 | 28 | 42 | ~ | ~ | 15 | 18 | 29 | 33 | ~ | 19 | 21 | 26 | ~ | 25.94 | 46.15 | 27.00
| 5 | 25 | 22 | 25 | 30 | 23 | 20 | 17 | 21 | 31 | 37 | 41 | 15 | 20 | 25 | 20 | ~ | ~ | 18 | 13 | 10 | 15 | 22 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 22.54 | 40.84 | 20.00
| 6 | 18 | ~ | ~ | ~ | ~ | 18 | 16 | 23 | 21 | ~ | ~ | 30 | ~ | 23 | 16 | 11 | 11 | ~ | ~ | 19 | 30 | 19 | 19 | 13 | 12 | 14 | 15 | 20 | 18 | 19 | ~ | 18.36 | 29.69 | 21.00
| 7 | 18 | 25 | 17 | 16 | 13 | 21 | 25 | 14 | 8.80 | 11 | 14 | 20 | 13 | 14 | 12 | 15 | 16 | 21 | 15 | 16 | 19 | 17 | 23 | 27 | 17 | 18 | 17 | 15 | 13 | 15 | 22 | 16.95 | 26.90 | 31.00
| 8 | 16 | 14 | 15 | 17 | 23 | 27 | 23 | 19 | 24 | 20 | 25 | 23 | 34 | 25 | 28 | 22 | 22 | 21 | 22 | 34 | 18 | 27 | 32 | 31 | 24 | 12 | 24 | 31 | 32 | 31 | 31 | 24.11 | 33.93 | 31.00
| 9 | 23 | 11 | 14 | 17 | 24 | 15 | 21 | 17 | 14 | 36 | 45 | 25 | 22 | 29 | 24 | 13 | 24 | 24 | 25 | 23 | 29 | 33 | 19 | 23 | 19 | 26 | 44 | 24 | 23 | 15 | ~ | 23.41 | 45.10 | 30.00
| 10 | 17 | 25 | 40 | 41 | 38 | 28 | 26 | 17 | 14 | 12 | 26 | 32 | 43 | 45 | 18 | 31 | 40 | 42 | 32 | 21 | 25 | 33 | 20 | 22 | 16 | 20 | 18 | 18 | 14 | 19 | 20 | 26.13 | 44.67 | 31.00
| 11 | 13 | 19 | 31 | 19 | 22 | 14 | 28 | 17 | 18 | 18 | 20 | 22 | 39 | 35 | 29 | 38 | 34 | 17 | 24 | 32 | 26 | 25 | 40 | 37 | 30 | 17 | 20 | 16 | 22 | 20 | ~ | 24.83 | 40.21 | 30.00
| 12 | 20 | 21 | 16 | 19 | 20 | 14 | 21 | 25 | 23 | 13 | 19 | 16 | 14 | 12 | 17 | 15 | 23 | 31 | 49 | 47 | 23 | 32 | 20 | 28 | 39 | 37 | 24 | 29 | 35 | 27 | 23 | 24.26 | 49.46 | 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. | 75 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 89
| 14 | 1 | 0 | 0 | 0 | 0 | 0 | 75
| REL. | 84.2 | 14.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 84 | 14 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 61 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 68
| 7 | 0 | 0 | 0 | 0 | 0 | 0 | 46
| REL. | 89.7 | 10.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 10.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 18.4
| ID | 89 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 86 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 45
| REL. | 93.4 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.9
| ID | 93 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 74 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 49
| REL | 80.4 | 19.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 19.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 19.12
| ID | 80 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 296 | 44 | 1 | 0 | 0 | 0 | 0 | 0 | 341
| 45 | 1 | 0 | 0 | 0 | 0 | 0 | 75 | REL. | 86.8 | 12.9 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 13.2 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 86 | 12 | | 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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