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 | 15 | 15 | 23 | 104 | 85 | 52 | 95 | 40 | 23 | 42 | 69 | 54 | 45 | 37 | 26 | 31 | 35 | 36 | 30 | 16 | 21 | 28 | 43 | 13 | 16 | 6.84 | 5.48 | 3.84 | 14 | 63 | 48 | 36.61 | 104.47 | 31.00
| 2 | 34 | 34 | 48 | 38 | 47 | 52 | 21 | 17 | 10 | 8.06 | 8.45 | ~ | 26 | 20 | 22 | 22 | 40 | 40 | 17 | 13 | 20 | 15 | 7.35 | 13 | 21 | 10 | 13 | 15 | ~ | ~ | ~ | 23.50 | 52.37 | 27.00
| 3 | 33 | 26 | 20 | 30 | 38 | 31 | 15 | 24 | 23 | 18 | 26 | 46 | 39 | 20 | 30 | 27 | 27 | 43 | 25 | 26 | 19 | 12 | 10 | 11 | 16 | 17 | 19 | 32 | 37 | 24 | 19 | 25.28 | 46.19 | 31.00
| 4 | 25 | 26 | 22 | 20 | 16 | 14 | 16 | 22 | 19 | 24 | 23 | 26 | 21 | 14 | 28 | 22 | 32 | 28 | 22 | 18 | 19 | 25 | 17 | 18 | 20 | 14 | 8.83 | 17 | 12 | 18 | ~ | 20.19 | 31.52 | 30.00
| 5 | 13 | 16 | 19 | 14 | 14 | 19 | 17 | 18 | 13 | 19 | 10 | 14 | 25 | 13 | 12 | 16 | 13 | 12 | 12 | 20 | 20 | 20 | 14 | 20 | 11 | 14 | 17 | 15 | 16 | 14 | 9 | 15.41 | 25.42 | 31.00
| 6 | 8.48 | 10 | 18 | 17 | 21 | 14 | 12 | 19 | 19 | 12 | 12 | 18 | 12 | 10 | 18 | 9 | 18 | 20 | 19 | 14 | 16 | 10 | 11 | 15 | 14 | 16 | 11 | 9 | 8.53 | 15 | ~ | 14.28 | 21.13 | 30.00
| 7 | 18 | 17 | 15 | 11 | 10 | 13 | 13 | 21 | 16 | 15 | 15 | 16 | 11 | 9 | 11 | 16 | 20 | 10 | 10 | 11 | 12 | 13 | 17 | 11 | 15 | 17 | 14 | 18 | 19 | 15 | 29 | 14.74 | 29.18 | 31.00
| 8 | 15 | 16 | 17 | 15 | 15 | 16 | 12 | 22 | 19 | 13 | 10 | 6.80 | 11 | 12 | 16 | 15 | 13 | 18 | 19 | 17 | 18 | 18 | 22 | 16 | 16 | 17 | 24 | 19 | 32 | 21 | 14 | 16.61 | 32.20 | 31.00
| 9 | 14 | 15 | 18 | 23 | 21 | 23 | 15 | 17 | 20 | 15 | 24 | 15 | 30 | 10 | 19 | 19 | 15 | 13 | 33 | 54 | 18 | 16 | 13 | 13 | 23 | 24 | 18 | 20 | 25 | 43 | ~ | 20.83 | 53.66 | 30.00
| 10 | 41 | 46 | 34 | 27 | 14 | 16 | 16 | 17 | 21 | 23 | 21 | 22 | 30 | 35 | 42 | 38 | 17 | 24 | 14 | 22 | 44 | 56 | 14 | 38 | 34 | 7.70 | 6.90 | 11 | 31 | 33 | 28 | 26.50 | 55.90 | 31.00
| 11 | 46 | 11 | 21 | 22 | 21 | 23 | 28 | 17 | 7.45 | 25 | 25 | 41 | 56 | 33 | 50 | 44 | 20 | 28 | 21 | 39 | 23 | 22 | 31 | 21 | 20 | 47 | 36 | 25 | 28 | 16 | ~ | 28.30 | 56.22 | 30.00
| 12 | 36 | 46 | 34 | 43 | 20 | 20 | 18 | 18 | 22 | 23 | 28 | 25 | 29 | 20 | 22 | 87 | 54 | 26 | 40 | 42 | 43 | 41 | 28 | 16 | 15 | 14 | 22 | 23 | 14 | 11 | 11 | 28.76 | 86.70 | 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. | 61 | 24 | 3 | 1 | 0 | 0 | 0 | 0 | 89
| 28 | 4 | 1 | 0 | 0 | 0 | 0 | 104
| REL. | 68.5 | 26.9 | 3.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 31.5 | 4.5 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 4.1
| ID | 68 | 26 | 3 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 91 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 32
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 17.4
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 90 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 2 | 0 | 0 | 0 | 0 | 0 | 0 | 54
| REL. | 97.8 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 20.9
| ID | 97 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 64 | 27 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 28 | 1 | 0 | 0 | 0 | 0 | 0 | 87
| REL | 69.5 | 29.3 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.12
| ID | 69 | 29 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 306 | 53 | 4 | 1 | 0 | 0 | 0 | 0 | 364
| 58 | 5 | 1 | 0 | 0 | 0 | 0 | 104 | REL. | 84.0 | 14.5 | 1.0 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 15.9 | 1.4 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 4.1
| ID | 84 | 14 | 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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