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 | 43 | 33 | 55 | 38 | 35 | 56 | 66 | 29 | 24 | ~ | ~ | ~ | ~ | 19 | 30 | 26 | 18 | 13 | 15 | 27 | 11 | 23 | 41 | 51 | 47 | 71 | 44 | 41 | 21 | 13 | 19 | 33.63 | 70.53 | 27.00
| 2 | 30 | 25 | 16 | 27 | 34 | 32 | 28 | 16 | 17 | 18 | 55 | 30 | 14 | 22 | 26 | 29 | 41 | 36 | 30 | 25 | 21 | 29 | 43 | 39 | 21 | 21 | 18 | 11 | 24 | ~ | ~ | 26.81 | 54.51 | 29.00
| 3 | 21 | 20 | 14 | 15 | 12 | 33 | 20 | 17 | 11 | 16 | 16 | 19 | 31 | 22 | 12 | 22 | 17 | 19 | 19 | 24 | 27 | 32 | 39 | 38 | 30 | 21 | 29 | 38 | 23 | 13 | 25 | 22.27 | 38.64 | 31.00
| 4 | 21 | 25 | 10 | 21 | 30 | 15 | 21 | 18 | 24 | 35 | 18 | 12 | 20 | 12 | 12 | 15 | 29 | 22 | 25 | 20 | 42 | 22 | 17 | 13 | 13 | 39 | 25 | 18 | 15 | 19 | ~ | 20.99 | 41.55 | 30.00
| 5 | 14 | 15 | 16 | 20 | 18 | 23 | 14 | 18 | 18 | 24 | 26 | 23 | 23 | 17 | 22 | 18 | 18 | 15 | 15 | 15 | 19 | 18 | 16 | 17 | 13 | 33 | 8.02 | 9 | 14 | 22 | 19 | 18.01 | 33.27 | 31.00
| 6 | 15 | 16 | 14 | 13 | 21 | 14 | 14 | 21 | 16 | 18 | 7.97 | 17 | 17 | 19 | 16 | 7.06 | 8.39 | 13 | 16 | 16 | 17 | 25 | 14 | 14 | 15 | 19 | 12 | 16 | 15 | 17 | ~ | 15.41 | 25.48 | 30.00
| 7 | 15 | 19 | 23 | 15 | 11 | 11 | 19 | 10 | 8.40 | 11 | 16 | 20 | 18 | 17 | 12 | 7.07 | 11 | 18 | 20 | 13 | 21 | 13 | 21 | 23 | 13 | 18 | 16 | 14 | 8.60 | 6.62 | 14 | 14.94 | 23.41 | 31.00
| 8 | 17 | 13 | 18 | 18 | 17 | 16 | 16 | 18 | 19 | 17 | 20 | 21 | 23 | 22 | 22 | 27 | 19 | 25 | 16 | 17 | 18 | 18 | 25 | 24 | 14 | 22 | 17 | 27 | 21 | 38 | 35 | 20.63 | 37.69 | 31.00
| 9 | 32 | 18 | 20 | 17 | 16 | 21 | 40 | 20 | 20 | 17 | 36 | 22 | 25 | 29 | 33 | 23 | 19 | ~ | ~ | ~ | ~ | 27 | 24 | 29 | 34 | 32 | 24 | 25 | 35 | 15 | ~ | 25.12 | 40.11 | 26.00
| 10 | 11 | 24 | 64 | 61 | 42 | 43 | 29 | 26 | 33 | 23 | 9 | 8.61 | 17 | 39 | 35 | 28 | 32 | 45 | 50 | 54 | 20 | 30 | 46 | 40 | 30 | 34 | 32 | 24 | 22 | 15 | 11 | 31.53 | 64.36 | 31.00
| 11 | 27 | 28 | 10 | 18 | 26 | 11 | 14 | 28 | 38 | 56 | 28 | 24 | 39 | 19 | 52 | 37 | 50 | 34 | 40 | 58 | 25 | 70 | 20 | 41 | 81 | 30 | 42 | 59 | 47 | 40 | ~ | 36.36 | 80.63 | 30.00
| 12 | 54 | 41 | 33 | 47 | 35 | 73 | 45 | 37 | 38 | 39 | 43 | 41 | 39 | 32 | 27 | 16 | 22 | 42 | 62 | 99 | 51 | 44 | 22 | 32 | 50 | 57 | 104 | 79 | 81 | 35 | 25 | 46.62 | 103.50 | 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. | 66 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 87
| 21 | 1 | 0 | 0 | 0 | 0 | 0 | 71
| REL. | 75.8 | 22.9 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 24.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 26.1
| ID | 75 | 22 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 88 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 3 | 0 | 0 | 0 | 0 | 0 | 0 | 42
| REL. | 96.7 | 3.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.4
| ID | 96 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 82 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 93.1 | 6.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 6.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 7.9
| ID | 93 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 41 | 44 | 6 | 1 | 0 | 0 | 0 | 0 | 92
| 51 | 7 | 1 | 0 | 0 | 0 | 0 | 104
| REL | 44.5 | 47.8 | 6.5 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 55.4 | 7.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 27.12
| ID | 44 | 47 | 6 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 277 | 73 | 7 | 1 | 0 | 0 | 0 | 0 | 358
| 81 | 8 | 1 | 0 | 0 | 0 | 0 | 104 | REL. | 77.3 | 20.3 | 1.9 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 22.6 | 2.2 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 27.12
| ID | 77 | 20 | 1 | | 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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