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 | 40 | 29 | 43 | 54 | 33 | 50 | 51 | 51 | 40 | 28 | 50 | 44 | 26 | 40 | 32 | 30 | 14 | 9.00 | 13 | 24 | 14 | 38 | 24 | 25 | 38 | 50 | 33 | 57 | 36 | 11 | 13 | 33.55 | 57.00 | 31.00
| 2 | 33 | 34 | 13 | 25 | 13 | 40 | 44 | 25 | 10 | 30 | 28 | 36 | 18 | 19 | 44 | 34 | 31 | 29 | 39 | 16 | 22 | 55 | 39 | 56 | 30 | 23 | 37 | 53 | 37 | ~ | ~ | 31.48 | 56.00 | 29.00
| 3 | 25 | 17 | 29 | 7.00 | 6.00 | 26 | 24 | 23 | 10 | 13 | 14 | 13 | 33 | 36 | 8.00 | 10 | 12 | 13 | 10 | 24 | 26 | 55 | 53 | 75 | 48 | 42 | 16 | 16 | 24 | 18 | 24 | 24.19 | 75.00 | 31.00
| 4 | 35 | 27 | 36 | 44 | 27 | 9.00 | 13 | 14 | 23 | 29 | 40 | 42 | 22 | 36 | 30 | 24 | 36 | 31 | 38 | 26 | 39 | 25 | 23 | 16 | 17 | 32 | 27 | 15 | 18 | 22 | ~ | 27.20 | 44.00 | 30.00
| 5 | 21 | 25 | 34 | 35 | 34 | 28 | 21 | 20 | 21 | 37 | 26 | 19 | 16 | 21 | 27 | 32 | 38 | 19 | 20 | 11 | 14 | 16 | 19 | 32 | 34 | 22 | 21 | ~ | 13 | 14 | 12 | 23.40 | 38.00 | 30.00
| 6 | 26 | 30 | 26 | 22 | 26 | 16 | 15 | 29 | 27 | 20 | 19 | 9.00 | 26 | 15 | 14 | 11 | 7.00 | 15 | 41 | 45 | 37 | 16 | 21 | 13 | 7.00 | 9.00 | 12 | 11 | 16 | 17 | ~ | 19.93 | 45.00 | 30.00
| 7 | 19 | 12 | 22 | 21 | 10 | 10 | 21 | 9.00 | 12 | 20 | 17 | 12 | 14 | 20 | 7.00 | 6.00 | 16 | 18 | 11 | 10 | 13 | 9.00 | 13 | 33 | 19 | 23 | 14 | 14 | 6.00 | 9.00 | 15 | 14.68 | 33.00 | 31.00
| 8 | 30 | 32 | 16 | 22 | 14 | 12 | 16 | 15 | 13 | 27 | 13 | 20 | 22 | 33 | 28 | 11 | 22 | 34 | 24 | 19 | 14 | 9.00 | 24 | 29 | 14 | 13 | 12 | 33 | 24 | 23 | 27 | 20.81 | 34.00 | 31.00
| 9 | 33 | 13 | 6.00 | 10 | 15 | 27 | 16 | 28 | 28 | 21 | 21 | 42 | 32 | 19 | 32 | 32 | 15 | 28 | 30 | 34 | 26 | 28 | 25 | 22 | 39 | 40 | 49 | 44 | 31 | 20 | ~ | 26.87 | 49.00 | 30.00
| 10 | 26 | 20 | 23 | 30 | 45 | 24 | 12 | 12 | 23 | 26 | 31 | 35 | 44 | 34 | 26 | 36 | 24 | 31 | 32 | 33 | 25 | 47 | 61 | 38 | 35 | 24 | 27 | 30 | 30 | 39 | 41 | 31.10 | 61.00 | 31.00
| 11 | 34 | 32 | 32 | 19 | 27 | 23 | 38 | 43 | 42 | 36 | 36 | 41 | 44 | 44 | 39 | 40 | 38 | 27 | 34 | 46 | 40 | 34 | 44 | 40 | 27 | 26 | 25 | 39 | 40 | 33 | ~ | 35.43 | 46.00 | 30.00
| 12 | 40 | 40 | 37 | 34 | 31 | 29 | 28 | 28 | 32 | 35 | 30 | 42 | 42 | 23 | 23 | 11 | 16 | 42 | 49 | 49 | 41 | 28 | 46 | 45 | 42 | 45 | 49 | 49 | 45 | 50 | 21 | 36.19 | 50.00 | 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. | 57 | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 34 | 1 | 0 | 0 | 0 | 0 | 0 | 75
| REL. | 62.6 | 36.2 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 37.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 62 | 36 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 72 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 45
| REL. | 80.0 | 20.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.6
| ID | 80 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 85 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 7 | 0 | 0 | 0 | 0 | 0 | 0 | 49
| REL. | 92.3 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 27.9
| ID | 92 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 42 | 50 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 50 | 0 | 0 | 0 | 0 | 0 | 0 | 61
| REL | 45.6 | 54.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 54.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.10
| ID | 45 | 54 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 256 | 108 | 1 | 0 | 0 | 0 | 0 | 0 | 365
| 109 | 1 | 0 | 0 | 0 | 0 | 0 | 75 | REL. | 70.1 | 29.5 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 29.9 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 70 | 29 | | 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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