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 | 29 | 24 | 25 | 23 | 27 | 49 | 46 | 28 | 18 | 29 | 34 | 45 | 22 | 20 | 26 | 20 | 17 | 10 | 10 | 22 | 8.27 | 21 | 18 | 34 | 39 | 35 | 37 | 35 | 16 | 12 | 21 | 25.80 | 48.78 | 31.00
| 2 | 34 | 24 | 18 | 24 | 28 | 34 | 20 | 15 | 15 | 30 | 28 | 18 | 15 | 19 | 35 | 21 | 25 | 25 | 42 | 17 | 23 | 34 | 35 | 35 | 22 | 27 | 19 | 23 | 31 | ~ | ~ | 25.33 | 41.70 | 29.00
| 3 | 23 | 15 | 16 | 11 | 13 | 21 | 25 | 28 | 14 | 16 | 12 | 20 | 33 | 24 | 13 | 13 | 14 | 19 | 9 | 20 | 22 | 33 | 39 | 52 | 29 | 23 | 23 | 28 | 24 | 25 | 26 | 21.91 | 52.34 | 31.00
| 4 | 20 | 26 | 24 | 30 | 20 | 13 | 17 | 20 | 24 | 25 | 26 | 23 | 17 | 23 | 23 | 18 | 24 | 22 | 31 | 25 | 28 | 31 | 23 | 17 | 19 | 28 | 27 | 19 | 24 | 25 | ~ | 23.09 | 31.20 | 30.00
| 5 | 22 | 19 | 19 | 20 | 21 | 20 | 17 | 14 | 18 | 18 | 15 | 14 | 13 | 15 | 19 | 20 | 14 | 14 | 14 | 10 | 17 | 12 | 19 | 28 | 29 | 26 | 19 | 18 | 20 | 20 | 17 | 18.16 | 29.32 | 31.00
| 6 | 25 | 26 | 30 | ~ | ~ | 26 | 22 | 27 | 29 | 28 | 28 | 26 | 26 | 28 | 25 | 15 | 13 | 23 | 28 | 30 | 34 | 28 | 18 | 19 | 16 | 12 | 14 | 20 | 19 | 23 | ~ | 23.46 | 34.20 | 28.00
| 7 | 25 | 27 | 31 | 28 | 24 | 25 | 30 | 16 | 18 | 20 | 13 | 17 | 20 | 15 | 12 | 13 | 15 | 19 | 18 | 18 | 13 | 23 | 21 | 26 | 23 | 24 | 24 | 19 | 11 | 17 | 26 | 20.35 | 31.13 | 31.00
| 8 | 25 | 22 | 25 | 22 | 25 | 22 | 22 | 21 | 23 | 26 | 23 | 24 | 25 | 32 | 31 | 20 | 21 | 26 | 29 | 31 | 22 | 19 | 19 | 23 | 17 | 21 | 19 | 24 | 26 | 32 | 27 | 23.93 | 32.16 | 31.00
| 9 | 21 | 13 | 15 | 13 | 18 | 20 | 19 | 28 | 21 | 21 | 22 | 30 | 23 | 22 | 24 | 17 | 13 | 21 | 20 | 26 | 26 | 20 | 21 | 20 | 27 | 28 | 30 | 30 | 25 | 16 | ~ | 21.59 | 30.46 | 30.00
| 10 | 17 | 24 | 26 | 26 | 34 | 21 | 19 | 19 | 21 | 18 | 18 | 28 | 26 | 24 | 15 | 22 | 24 | 19 | 28 | 22 | 20 | 30 | 38 | 35 | 19 | 22 | 21 | 22 | 18 | 26 | 24 | 23.33 | 38.00 | 31.00
| 11 | 20 | ~ | 22 | 23 | 19 | ~ | ~ | 25 | 29 | 27 | 26 | 23 | 34 | 33 | 33 | 37 | 32 | 30 | 29 | 30 | 28 | 33 | 34 | 28 | 33 | 20 | 23 | 39 | ~ | ~ | ~ | 28.39 | 38.82 | 25.00
| 12 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 25 | 16 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 32 | 44 | 26 | 33 | 27 | 29 | 31 | 31 | 32 | 31 | 39 | 34 | 21 | 30.13 | 43.50 | 15.00
|
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. | 73 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 52
| REL. | 80.2 | 19.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 19.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 80 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 88 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 34
| REL. | 98.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.6
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 92 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 32
| 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 | 30.8
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 60 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 71
| 11 | 0 | 0 | 0 | 0 | 0 | 0 | 44
| REL | 84.5 | 15.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.12
| ID | 84 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 313 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 343
| 30 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | REL. | 91.2 | 8.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 91 | 8 | 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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