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 | 24 | 15 | 25 | 29 | 38 | 35 | 34 | 35 | 35 | 36 | 24 | 28 | 24 | 38 | 30 | 23 | 20 | 9 | 15 | 27 | 16 | 35 | 33 | 52 | 55 | 56 | 59 | 43 | 15 | 14 | 13 | 30.13 | 59.27 | 31.00
| 2 | 25 | 22 | 22 | 23 | 24 | 30 | 21 | 15 | 15 | 30 | 27 | 20 | 15 | 27 | 28 | 20 | 25 | 34 | 28 | 14 | 28 | ~ | ~ | 30 | 21 | 31 | 31 | 27 | 19 | ~ | ~ | 24.23 | 34.39 | 27.00
| 3 | 17 | 18 | 18 | 10 | 18 | 23 | 28 | 23 | 15 | 27 | 13 | 21 | 35 | 23 | 16 | 16 | 13 | 25 | 13 | 32 | 31 | 33 | 47 | 40 | 30 | 26 | 21 | 24 | 25 | 23 | 26 | 23.52 | 46.91 | 31.00
| 4 | 22 | 25 | 25 | 35 | 15 | 21 | 17 | 20 | 23 | 32 | 41 | 30 | 18 | 28 | 17 | 25 | 22 | 33 | 30 | 34 | 29 | 24 | 16 | 12 | 21 | 25 | 20 | 19 | 19 | 19 | ~ | 23.97 | 41.42 | 30.00
| 5 | 23 | 22 | 29 | 34 | 30 | 19 | 19 | 28 | 29 | 31 | 30 | 23 | 14 | 21 | 31 | 34 | 24 | 25 | 22 | 15 | 20 | 21 | 27 | 33 | 22 | 20 | 16 | 13 | 20 | 18 | 26 | 23.93 | 33.94 | 31.00
| 6 | 26 | ~ | ~ | ~ | 6.58 | ~ | ~ | ~ | 24 | 18 | 15 | 24 | 20 | 21 | 15 | 11 | 13 | 25 | 29 | 30 | 26 | 20 | 23 | 15 | 16 | 12 | 15 | 19 | 20 | 20 | ~ | 19.35 | 30.50 | 24.00
| 7 | 18 | 22 | 25 | 20 | 13 | 19 | 21 | 12 | 12 | 17 | 19 | 17 | 16 | 19 | 11 | 15 | 20 | 21 | 16 | 15 | 14 | 16 | 22 | 23 | 21 | 22 | 21 | 17 | 15 | 18 | 22 | 18.02 | 25.16 | 31.00
| 8 | 28 | 20 | 22 | 18 | 19 | 29 | 27 | 29 | 27 | 33 | 26 | 19 | 25 | 36 | 37 | 29 | 33 | 37 | 27 | 20 | 21 | 27 | 27 | 21 | 19 | 12 | 24 | 28 | 27 | 29 | 34 | 26.08 | 37.41 | 31.00
| 9 | 31 | 14 | 14 | 20 | 27 | 25 | 24 | 25 | 24 | 24 | 28 | 30 | 31 | 32 | 28 | 16 | 21 | 21 | 27 | 24 | 29 | 25 | 18 | 20 | 25 | 28 | 30 | 29 | 29 | 33 | ~ | 25.05 | 33.34 | 30.00
| 10 | 31 | 28 | 42 | 34 | 31 | 26 | 20 | 21 | 27 | 23 | 27 | 31 | 36 | 29 | 21 | 30 | 31 | 34 | 26 | 24 | 21 | 27 | 33 | 35 | 28 | 23 | 25 | 22 | 23 | 22 | 27 | 27.66 | 41.58 | 31.00
| 11 | 21 | 29 | 30 | 24 | 26 | 27 | 37 | 35 | 31 | 29 | 29 | 30 | 37 | 38 | 35 | 36 | 34 | 23 | 25 | 37 | 37 | 34 | 32 | 35 | 27 | 20 | 29 | 37 | 28 | 26 | ~ | 30.52 | 37.79 | 30.00
| 12 | 28 | 23 | 26 | 28 | 30 | 22 | 25 | 22 | 26 | 18 | 31 | 37 | 18 | 16 | 18 | 12 | 24 | 36 | 41 | 31 | 22 | 21 | 33 | 39 | 34 | 33 | 27 | 29 | 38 | 26 | 20 | 26.97 | 41.39 | 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. | 71 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 59
| REL. | 79.7 | 20.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 79 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 80 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 85
| 5 | 0 | 0 | 0 | 0 | 0 | 0 | 41
| REL. | 94.1 | 5.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 5.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.4
| ID | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 87 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 5 | 0 | 0 | 0 | 0 | 0 | 0 | 37
| REL. | 94.5 | 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.8
| ID | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 68 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 24 | 0 | 0 | 0 | 0 | 0 | 0 | 42
| REL | 73.9 | 26.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 3.10
| ID | 73 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 306 | 52 | 0 | 0 | 0 | 0 | 0 | 0 | 358
| 52 | 0 | 0 | 0 | 0 | 0 | 0 | 59 | REL. | 85.4 | 14.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 14.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 27.1
| ID | 85 | 14 | 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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