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 | 23 | 23 | 26 | 25 | 24 | 23 | 25 | 26 | 28 | 25 | 24 | 22 | 22 | 22 | 24 | 24 | 23 | 23 | 24 | 23 | 22 | 22 | 22 | 21 | 20 | 18 | 16 | 18 | 22 | 21 | 18 | 22.52 | 27.65 | 31.00
| 2 | 15 | 16 | 19 | 20 | 21 | 23 | 24 | 23 | 24 | 25 | 26 | 28 | 28 | 28 | 28 | 27 | 24 | 24 | 26 | 25 | 24 | 21 | 23 | 25 | 27 | 27 | 27 | 25 | ~ | ~ | ~ | 24.17 | 28.06 | 28.00
| 3 | 24 | 25 | 27 | 28 | 26 | 25 | 27 | 26 | 22 | 21 | 22 | 23 | 24 | 24 | 24 | 26 | 26 | 26 | 24 | 23 | 23 | 22 | 22 | 24 | 25 | 25 | 27 | 27 | 27 | 27 | 27 | 24.79 | 27.82 | 31.00
| 4 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 26 | 27 | 27 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | ~ | 27.15 | 27.85 | 30.00
| 5 | 28 | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | ~ | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27.65 | 27.93 | 30.00
| 6 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | ~ | 27.49 | 27.82 | 30.00
| 7 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25.60 | 27.46 | 31.00
| 8 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25.49 | 25.76 | 31.00
| 9 | 26 | 25 | 26 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | ~ | 25.65 | 25.87 | 30.00
| 10 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | ~ | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 24 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 25 | 24 | 25 | 25.62 | 26.01 | 30.00
| 11 | 24 | 25 | 25 | 26 | 24 | 24 | 24 | 24 | 26 | 26 | 25 | 24 | 23 | 23 | 23 | 23 | 22 | 21 | 21 | 20 | 17 | 17 | 19 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | ~ | 22.76 | 25.94 | 30.00
| 12 | 19 | 19 | 20 | 21 | 22 | 20 | 19 | 18 | 17 | 16 | 14 | 19 | 25 | 24 | 25 | 25 | 24 | 24 | 24 | 23 | 21 | 22 | 21 | 20 | 23 | 24 | 26 | 23 | 22 | 23 | 22 | 21.44 | 25.92 | 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- 50 | 51- 100 | 101- 150 | 151- 225 | 226- 300 | 301- 450 | 451- 600 | over 600 | 50 | 100 | 150 | 225 | 300 | 450 | 600
| |
|
|
ABS. | 90 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.2
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 90 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 3.5
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 92 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.7
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 91 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26
| REL | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.10
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 363 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 363
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.2
| ID | 100 | 0 | 0 | 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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