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 | 21 | 23 | 32 | 25 | 38 | 43 | 26 | 23 | 23 | 20 | 30 | 30 | 27 | 21 | 23 | 39 | 38 | 38 | 43 | 32 | ~ | 45 | 41 | 43 | 31 | 28 | 29 | 34 | 21 | 33 | 38 | 31.24 | 45.46 | 30.00
| 2 | 33 | 51 | 40 | 22 | 16 | 14 | 14 | 24 | 52 | 49 | 34 | 24 | 28 | 32 | 42 | 22 | 15 | 24 | 26 | 32 | 15 | 15 | 18 | 26 | 23 | 46 | 41 | 30 | ~ | ~ | ~ | 28.76 | 51.73 | 28.00
| 3 | 15 | 14 | 29 | 40 | 21 | 27 | 26 | 29 | 23 | 29 | 31 | 37 | 29 | 34 | 36 | 24 | 27 | 37 | 31 | 15 | 23 | 22 | 20 | 33 | 38 | 43 | 31 | 19 | 25 | 39 | 39 | 28.55 | 43.18 | 31.00
| 4 | 44 | 33 | 25 | 18 | 22 | 30 | 20 | 20 | 22 | 17 | 19 | 16 | 16 | 21 | 23 | 25 | 15 | 21 | 28 | 30 | 40 | 26 | 28 | 17 | 20 | 21 | 19 | 22 | 20 | 25 | ~ | 23.31 | 43.60 | 30.00
| 5 | 17 | 20 | 24 | 17 | 14 | 19 | 20 | 17 | 20 | 22 | 23 | 17 | 21 | 20 | 12 | 18 | 14 | 11 | 14 | 21 | 17 | 14 | 15 | 21 | 20 | 21 | 20 | 19 | 13 | 12 | ~ | 17.81 | 23.86 | 30.00
| 6 | 14 | 15 | 14 | 14 | 10 | 9 | 12 | 19 | 15 | 14 | 24 | 13 | 11 | 15 | 20 | 14 | 15 | 14 | 10 | 12 | 21 | 12 | 16 | 21 | 18 | 10 | 13 | 17 | 15 | 18 | ~ | 14.87 | 24.07 | 30.00
| 7 | 18 | 20 | 10 | 7.23 | 6.83 | 6.83 | 14 | 21 | 13 | 6.91 | 7.64 | 13 | 14 | 15 | 15 | 15 | 10 | 14 | 15 | 20 | 17 | 18 | 14 | 11 | 13 | 12 | 12 | 16 | ~ | 19 | 14 | 13.64 | 21.38 | 30.00
| 8 | 16 | 21 | 23 | 24 | 33 | 27 | 14 | 13 | 21 | 17 | 15 | 16 | 18 | 14 | 6.54 | 15 | 14 | 18 | 16 | 18 | 13 | 10 | 19 | 23 | 25 | 21 | 21 | 14 | 15 | 17 | 22 | 17.97 | 32.92 | 31.00
| 9 | 17 | 18 | 17 | 8.23 | 8.06 | 17 | 20 | 26 | 27 | 31 | 18 | 19 | 35 | 30 | 38 | 35 | 24 | 21 | 15 | 21 | 27 | 24 | 28 | 29 | 23 | 14 | 30 | 22 | 16 | 19 | ~ | 22.61 | 38.48 | 30.00
| 10 | 15 | 25 | 16 | 21 | 25 | 21 | 26 | 28 | 11 | 10 | 20 | 31 | 27 | 23 | 28 | 21 | 17 | 17 | 15 | 20 | 20 | 22 | 21 | 18 | 24 | 29 | 25 | 28 | 37 | 26 | 20 | 22.11 | 37.29 | 31.00
| 11 | 35 | 33 | 32 | 24 | ~ | ~ | ~ | 26 | 25 | 23 | 24 | 25 | 18 | 15 | 23 | 24 | 30 | 25 | 40 | 29 | 26 | 29 | 39 | 45 | 29 | 42 | 27 | 32 | 29 | 40 | ~ | 29.25 | 44.82 | 27.00
| 12 | 28 | 17 | 16 | 10 | 12 | 17 | 17 | 31 | 52 | 36 | 19 | 6.46 | 15 | 16 | 25 | 24 | 19 | 15 | 21 | 27 | 41 | 48 | 51 | 28 | 18 | 12 | 17 | 22 | 24 | 22 | 34 | 23.87 | 51.85 | 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 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 28 | 0 | 0 | 0 | 0 | 0 | 0 | 52
| REL. | 68.5 | 31.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 31.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.2
| ID | 68 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 88 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 2 | 0 | 0 | 0 | 0 | 0 | 0 | 44
| REL. | 97.7 | 2.2 | 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 | 1.4
| ID | 97 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 88 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 3 | 0 | 0 | 0 | 0 | 0 | 0 | 38
| 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 | 15.9
| ID | 96 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 76 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 13 | 0 | 0 | 0 | 0 | 0 | 0 | 52
| REL | 85.3 | 14.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 14.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.12
| ID | 85 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 313 | 46 | 0 | 0 | 0 | 0 | 0 | 0 | 359
| 46 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | REL. | 87.1 | 12.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 12.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.12
| ID | 87 | 12 | 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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