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 | 41 | 38 | 47 | 56 | 42 | 34 | 41 | 46 | 39 | 46 | 47 | 54 | 59 | 53 | 64 | 59 | 29 | 55 | 36 | 36 | 37 | 41 | 36 | 36 | 44 | 48 | 29 | 48 | 46 | ~ | ~ | 44.38 | 64.16 | 29.00
| 2 | ~ | ~ | ~ | ~ | ~ | 44 | 51 | 44 | 39 | 43 | 49 | 63 | 40 | 49 | 68 | 77 | 36 | 33 | 36 | 29 | 29 | 29 | 32 | 37 | 54 | 45 | 50 | 53 | ~ | ~ | ~ | 44.85 | 76.64 | 23.00
| 3 | 50 | 45 | 41 | 36 | 34 | 42 | 43 | 47 | 49 | 25 | 28 | 28 | 30 | 26 | 45 | 47 | 38 | 42 | 21 | 28 | 47 | 51 | 58 | 44 | 38 | 29 | 35 | 38 | 38 | 55 | 45 | 39.42 | 58.30 | 31.00
| 4 | 42 | 57 | 43 | 32 | 31 | 33 | 26 | 34 | 44 | 40 | 34 | 23 | 19 | 21 | 21 | 41 | 40 | 31 | 42 | 31 | 20 | 28 | 44 | 50 | 34 | 29 | 38 | 25 | 33 | 29 | ~ | 33.78 | 56.54 | 30.00
| 5 | 28 | 24 | 30 | 34 | 20 | 15 | 22 | 27 | 32 | 39 | 21 | 23 | 25 | 24 | 31 | 24 | 23 | 27 | 24 | 37 | 25 | 29 | 41 | 57 | 35 | 36 | 32 | 27 | 21 | 26 | 27 | 28.55 | 56.94 | 31.00
| 6 | 20 | 13 | 11 | 19 | 34 | 41 | 26 | 26 | 21 | 20 | 27 | 30 | 37 | 39 | 28 | 15 | 21 | 20 | 22 | 32 | 33 | 22 | 14 | 31 | 40 | 45 | 43 | 32 | 39 | 27 | ~ | 27.63 | 44.65 | 30.00
| 7 | 21 | 22 | 19 | 19 | 25 | 14 | 13 | 16 | 26 | 30 | 25 | 21 | 22 | 23 | 15 | 22 | 28 | 18 | 30 | 28 | 25 | 32 | 29 | 38 | 26 | 31 | 39 | 32 | 28 | 38 | 24 | 25.07 | 39.41 | 31.00
| 8 | 30 | 27 | 24 | 17 | 15 | 23 | 25 | 18 | 32 | 25 | 23 | 18 | 42 | 34 | 27 | 36 | 22 | 31 | 36 | 28 | 26 | 32 | 32 | 38 | 37 | 30 | 21 | 17 | 32 | 29 | 40 | 27.99 | 41.63 | 31.00
| 9 | 28 | 24 | 31 | 27 | 27 | 32 | 24 | 14 | 11 | 22 | 22 | 27 | 27 | 32 | 21 | 26 | 30 | 31 | 34 | 32 | 28 | 32 | 27 | 35 | 32 | 38 | 34 | 29 | 32 | 32 | ~ | 27.96 | 37.50 | 30.00
| 10 | 27 | 27 | 35 | 35 | 42 | 38 | 36 | 49 | 47 | 38 | 36 | 42 | 39 | 51 | 48 | 55 | 44 | 41 | 47 | 33 | 33 | 35 | 41 | 32 | 35 | 27 | 25 | 32 | 31 | 29 | 28 | 37.35 | 55.39 | 31.00
| 11 | 22 | 34 | 34 | 33 | 41 | 31 | 30 | 23 | 33 | 42 | 47 | 44 | 45 | 47 | 51 | 54 | 39 | 39 | 41 | 49 | 43 | 30 | 29 | 40 | 50 | 46 | 41 | 42 | 42 | 40 | ~ | 39.41 | 54.23 | 30.00
| 12 | 26 | 25 | 37 | 36 | 45 | 39 | 35 | 38 | 54 | 60 | 39 | 28 | 36 | 45 | 46 | 33 | 42 | 40 | 41 | 41 | 26 | 34 | 30 | 18 | 18 | 27 | 25 | 20 | 34 | 23 | 29 | 34.49 | 59.50 | 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. | 15 | 66 | 2 | 0 | 0 | 0 | 0 | 0 | 83
| 68 | 2 | 0 | 0 | 0 | 0 | 0 | 77
| REL. | 18.0 | 79.5 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 81.9 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.2
| ID | 18 | 79 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 61 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 30 | 0 | 0 | 0 | 0 | 0 | 0 | 57
| REL. | 67.0 | 32.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.5
| ID | 67 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 78 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 14 | 0 | 0 | 0 | 0 | 0 | 0 | 42
| REL. | 84.7 | 15.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.8
| ID | 84 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 31 | 61 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 61 | 0 | 0 | 0 | 0 | 0 | 0 | 60
| REL | 33.6 | 66.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 66.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.12
| ID | 33 | 66 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 185 | 171 | 2 | 0 | 0 | 0 | 0 | 0 | 358
| 173 | 2 | 0 | 0 | 0 | 0 | 0 | 77 | REL. | 51.6 | 47.7 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 48.3 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.2
| ID | 51 | 47 | | 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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