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 | 25 | 14 | 13 | 13 | 16 | 16 | 11 | 18 | 22 | 43 | 56 | 93 | 97 | 74 | 39 | 22 | 17 | 20 | 14 | 30 | 40 | 25 | 34 | 32 | 53 | 80 | 56 | 32 | 28 | 32 | 30 | 35.36 | 96.58 | 31.00
| 2 | 31 | 47 | 25 | 44 | 36 | 38 | 38 | 25 | 26 | 47 | 37 | 24 | 36 | 34 | 31 | 47 | 27 | 46 | 52 | 64 | 69 | 24 | 39 | 12 | 15 | 23 | 27 | 17 | ~ | ~ | ~ | 34.97 | 69.40 | 28.00
| 3 | 24 | 17 | 23 | 69 | 19 | 9 | 15 | 20 | 26 | 31 | 43 | 34 | 24 | 16 | 13 | 17 | 22 | 22 | 20 | 31 | 19 | 16 | 43 | 53 | 64 | 66 | 43 | 38 | 43 | 72 | 73 | 33.14 | 73.48 | 31.00
| 4 | 54 | 25 | 44 | 20 | 20 | 34 | 33 | 17 | 35 | 37 | 21 | 17 | 26 | 33 | 38 | 37 | 47 | 35 | 24 | 37 | 38 | 50 | 55 | 33 | 26 | 34 | 70 | 44 | 69 | 59 | ~ | 37.12 | 69.79 | 30.00
| 5 | 38 | 28 | 28 | 20 | 33 | 26 | 27 | 50 | 56 | 61 | 63 | 71 | 55 | 47 | 36 | 33 | 29 | 38 | 43 | 43 | 19 | 26 | 18 | 17 | 21 | 38 | 38 | 49 | 45 | 25 | 24 | 36.92 | 71.42 | 31.00
| 6 | 17 | 31 | 23 | 36 | 48 | 59 | 43 | 30 | 33 | 26 | 26 | 15 | 22 | 27 | 27 | 23 | 24 | 23 | 27 | 28 | 29 | 44 | 29 | 28 | 44 | 53 | 29 | 17 | 22 | 29 | ~ | 30.46 | 58.60 | 30.00
| 7 | ~ | ~ | 32 | 18 | 14 | 18 | 14 | 11 | 25 | 30 | 18 | 12 | 21 | 21 | 28 | 28 | 22 | 19 | 20 | 43 | 48 | 41 | 32 | 26 | 26 | 37 | 34 | 28 | 19 | 21 | 27 | 25.31 | 48.06 | 29.00
| 8 | 31 | 23 | 32 | 28 | 27 | 27 | 39 | 37 | 23 | 38 | 57 | 47 | 41 | 34 | 28 | 42 | 40 | 47 | 37 | 46 | 32 | 14 | 15 | 16 | 24 | 32 | 20 | 17 | 14 | 18 | 30 | 30.82 | 56.56 | 31.00
| 9 | 42 | 55 | 47 | 59 | 31 | 18 | 44 | 40 | 28 | 33 | 42 | 12 | 16 | 17 | 10 | 16 | 14 | 16 | 34 | 24 | 30 | 38 | 83 | 78 | 67 | 47 | 26 | 31 | 39 | 57 | ~ | 36.46 | 82.83 | 30.00
| 10 | 29 | 49 | 26 | 32 | 47 | 28 | 26 | 25 | 21 | 15 | 13 | 16 | 31 | 13 | 43 | 56 | 26 | 21 | 60 | 24 | 45 | 33 | 41 | 17 | 14 | 23 | 15 | 12 | 15 | 11 | 14 | 27.19 | 59.67 | 31.00
| 11 | 10 | 33 | 23 | 17 | 21 | 20 | 37 | 39 | 24 | 24 | 22 | 63 | 61 | 44 | 32 | 41 | 58 | 19 | 25 | 35 | 32 | 44 | 44 | 56 | 33 | 29 | 27 | 31 | 29 | 45 | ~ | 33.95 | 63.06 | 30.00
| 12 | 39 | 50 | 39 | 35 | 18 | 34 | 18 | 28 | 57 | 70 | 51 | 24 | 13 | 14 | 20 | 15 | 45 | 34 | 10 | 15 | 16 | 22 | 27 | 22 | 11 | 9 | 9 | 57 | 40 | 41 | ~ | 29.53 | 70.27 | 30.00
|
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. | 74 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 16 | 0 | 0 | 0 | 0 | 0 | 0 | 97
| REL. | 82.2 | 17.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.1
| ID | 82 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 77 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 14 | 0 | 0 | 0 | 0 | 0 | 0 | 71
| REL. | 84.6 | 15.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 12.5
| ID | 84 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 83 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 7 | 0 | 0 | 0 | 0 | 0 | 0 | 83
| REL. | 92.2 | 7.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 7.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.9
| ID | 92 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 80 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 11 | 0 | 0 | 0 | 0 | 0 | 0 | 70
| REL | 87.9 | 12.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 12.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.12
| ID | 87 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 314 | 48 | 0 | 0 | 0 | 0 | 0 | 0 | 362
| 48 | 0 | 0 | 0 | 0 | 0 | 0 | 97 | REL. | 86.7 | 13.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 13.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.1
| ID | 86 | 13 | 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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