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 | ~ | ~ | ~ | 11 | 27 | 39 | 27 | 25 | 11 | 16 | 24 | 22 | 11 | 11 | 15 | 11 | 36 | 57 | 38 | 48 | 65 | 69 | 47 | 47 | 31 | 18 | 18 | 21 | 25 | 19 | 32 | 29.32 | 69.00 | 28.00
| 2 | 132 | 48 | 12 | 11 | 16 | 12 | 18 | 14 | 29 | 70 | 22 | 11 | 17 | 18 | 62 | 26 | 16 | 21 | 18 | 18 | 19 | 11 | 15 | 20 | 13 | 24 | 88 | 42 | ~ | ~ | ~ | 29.39 | 132.00 | 28.00
| 3 | 13 | 33 | 21 | 11 | 33 | 13 | 30 | 29 | 21 | 28 | 15 | 33 | 54 | 17 | 27 | 37 | 35 | 42 | 60 | 20 | 21 | 12 | 17 | 31 | 50 | 60 | 19 | 28 | 11 | 46 | 59 | 29.87 | 60.00 | 31.00
| 4 | 59 | 61 | 43 | 41 | 47 | 29 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 46.67 | 61.00 | 6.00
| 5 | ~ | ~ | 12 | 11 | 17 | 18 | 34 | 33 | 14 | 26 | 12 | 20 | 12 | 11 | 11 | 11 | 22 | 17 | 22 | 38 | 11 | 21 | 16 | 29 | 47 | 21 | 33 | 19 | 18 | 14 | 26 | 20.55 | 47.00 | 29.00
| 6 | 24 | 19 | 11 | 18 | 11 | 11 | 11 | 11 | 14 | 30 | 84 | 20 | 15 | 11 | 11 | 14 | 20 | 11 | 11 | 11 | 11 | 11 | 21 | 22 | 12 | 14 | 11 | 18 | 26 | 12 | ~ | 17.53 | 84.00 | 30.00
| 7 | 19 | ~ | ~ | ~ | ~ | ~ | 13 | 11 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 16 | 11 | 11 | 29 | ~ | ~ | 15.71 | 29.00 | 7.00
| 8 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 18 | 33 | 11 | 35 | 21 | 11 | 11 | 21 | 11 | 11 | 11 | 11 | 26 | 58 | 37 | 34 | ~ | ~ | ~ | 22.50 | 58.00 | 16.00
| 9 | ~ | ~ | ~ | ~ | ~ | 66 | 35 | 21 | 37 | 40 | 11 | 11 | 23 | 11 | 53 | 48 | 39 | 22 | ~ | 31 | 43 | 33 | 37 | 11 | 32 | 26 | 11 | 36 | 11 | 11 | ~ | 29.12 | 66.00 | 24.00
| 10 | 11 | 11 | 11 | 18 | 11 | 11 | 13 | 25 | 11 | 11 | 11 | 11 | 31 | 22 | 16 | 16 | 19 | 11 | 12 | 19 | 22 | 30 | 17 | ~ | 39 | 18 | 30 | ~ | ~ | ~ | ~ | 17.58 | 39.00 | 26.00
| 11 | ~ | 29 | ~ | ~ | 26 | 11 | 11 | 11 | 11 | 13 | 23 | 33 | 20 | 11 | 29 | 39 | 30 | 11 | 24 | 11 | 20 | 23 | 11 | 15 | 55 | 62 | 38 | 56 | 11 | 84 | ~ | 26.59 | 84.00 | 27.00
| 12 | 21 | 18 | 11 | 21 | 20 | 16 | 11 | 29 | 33 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 13 | 19 | 26 | 11 | 15 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 16.24 | 33.00 | 21.00
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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. | 76 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 87
| 11 | 1 | 0 | 0 | 0 | 0 | 0 | 132
| REL. | 87.3 | 11.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 12.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.2
| ID | 87 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 62 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 65
| 3 | 0 | 0 | 0 | 0 | 0 | 0 | 84
| REL. | 95.3 | 4.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 4.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.6
| ID | 95 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 44 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 471
| 3 | 0 | 0 | 0 | 0 | 0 | 0 | 66
| REL. | 93.6 | 6.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 6.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 6.9
| ID | 93 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 70 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 74
| 4 | 0 | 0 | 0 | 0 | 0 | 0 | 84
| 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 | 30.11
| ID | 94 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 252 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 273
| 21 | 1 | 0 | 0 | 0 | 0 | 0 | 132 | REL. | 92.3 | 7.3 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 7.7 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.2
| ID | 92 | 7 | | 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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