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 | 7.71 | 7.90 | 7.98 | 5.48 | 4.63 | 6.90 | 7.26 | 6.50 | 10 | 10 | 11 | 7.08 | 17 | 20 | 20 | 12 | 8.56 | 6.69 | 8.17 | 11 | 6.35 | 4.88 | 15 | 25 | 12 | ~ | 13 | 30 | 20 | 23 | 11 | 11.79 | 29.58 | 30.00
| 2 | 6.33 | 16 | 18 | 12 | 16 | ~ | ~ | ~ | 16 | 19 | 23 | 21 | 16 | 18 | 18 | 16 | 7.58 | 16 | 20 | 44 | 37 | 46 | 20 | 14 | 8.48 | 10 | 11 | 6.12 | ~ | ~ | ~ | 18.19 | 45.58 | 25.00
| 3 | 6.77 | 8.48 | 12 | 41 | 14 | 4.58 | 8.63 | 3.75 | 12 | 10 | 13 | 18 | 12 | 8.13 | 10 | 13 | 6.00 | 13 | 10 | 8.33 | 8.58 | 11 | 21 | 19 | ~ | 29 | 28 | 19 | 18 | 28 | 34 | 14.93 | 41.15 | 30.00
| 4 | 35 | 16 | 12 | 15 | 5.46 | 9 | 10 | 10 | 16 | 16 | 7.67 | 4.98 | 10 | 15 | 14 | 9 | 13 | 20 | 13 | 20 | 15 | 14 | 23 | 19 | ~ | 7.67 | 28 | 24 | 26 | 18 | ~ | 15.35 | 34.79 | 29.00
| 5 | 12 | 12 | 11 | 10 | 13 | 17 | 15 | 16 | 20 | 28 | 23 | 30 | 9 | 16 | 15 | 14 | 13 | 18 | 24 | 19 | 13 | 7.73 | 11 | 17 | 8.44 | 12 | 10 | 22 | 22 | 20 | 11 | 15.82 | 30.02 | 31.00
| 6 | 10 | 11 | 14 | 13 | 15 | 32 | 29 | 13 | 11 | 14 | 4.02 | 6.08 | 9 | 12 | 18 | 10 | 10 | 14 | 16 | 34 | 17 | 18 | 14 | 7.31 | 5.67 | 20 | 12 | 11 | 14 | 14 | ~ | 14.27 | 34.24 | 30.00
| 7 | 11 | 11 | 17 | 10 | 6.67 | 9 | 8.96 | 8.17 | 11 | 9 | 11 | 7.69 | 7.88 | 13 | 12 | 13 | 8.79 | 11 | 16 | 17 | 32 | 22 | 18 | 14 | 19 | 19 | 29 | 19 | 17 | 6.33 | 10 | 13.70 | 32.48 | 31.00
| 8 | 22 | 12 | 20 | 18 | 16 | 23 | 25 | 26 | 14 | 12 | 23 | 37 | 17 | 23 | 19 | 23 | 24 | 29 | 26 | 28 | 21 | 8.06 | 7.65 | 7.71 | 11 | 17 | 6.65 | 11 | 6.04 | 6.23 | 10 | 17.66 | 37.21 | 31.00
| 9 | 11 | 17 | 20 | 10 | 20 | 4.60 | 13 | 14 | 13 | 24 | 25 | 12 | 5.00 | 7.90 | 5.92 | 4.83 | 7.40 | 16 | 13 | 15 | 9 | 16 | 27 | 35 | 33 | 30 | 23 | 22 | 23 | 15 | ~ | 16.35 | 34.56 | 30.00
| 10 | 3.13 | 3.75 | 7.50 | 7.63 | 8.75 | 7.63 | 19 | 11 | 8.00 | 7.63 | 8.00 | 4.25 | 11 | 8.00 | 5.25 | 14 | 28 | 7.75 | 14 | 13 | 11 | 14 | 19 | 11 | ~ | 8.88 | 5.13 | 3.13 | 5.38 | 4.38 | 7.38 | 9.59 | 28.38 | 30.00
| 11 | 2.63 | 8.88 | 6.25 | 4.13 | 10 | 10 | 13 | 15 | 14 | 8.63 | 7.75 | 12 | 14 | 16 | 17 | 18 | 9.00 | 8.00 | 11 | 17 | 36 | 17 | 4.88 | 9 | 25 | 33 | 29 | 10 | 28 | 22 | ~ | 14.53 | 36.13 | 30.00
| 12 | 23 | 26 | 23 | 15 | 7.25 | 4.75 | 8.25 | 11 | 6.63 | 22 | 19 | 20 | 4.13 | 7.25 | 6.63 | 9 | 5.13 | 9 | 12 | 5.38 | 11 | 13 | 13 | 23 | 25 | 25 | 36 | 28 | 20 | 19 | ~ | 15.26 | 35.63 | 30.00
|
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- 25 | 26- 50 | 51- 75 | 76- 113 | 114- 150 | 151- 225 | 226- 300 | over 300 | 25 | 50 | 75 | 113 | 150 | 225 | 300
| |
|
|
ABS. | 76 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 85
| 9 | 0 | 0 | 0 | 0 | 0 | 0 | 46
| REL. | 89.4 | 10.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 10.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.2
| ID | 89 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 82 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | 35
| REL. | 91.1 | 8.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 91 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 80 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 12 | 0 | 0 | 0 | 0 | 0 | 0 | 37
| REL. | 86.9 | 13.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 13.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 12.8
| ID | 86 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 81 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 9 | 0 | 0 | 0 | 0 | 0 | 0 | 36
| REL | 90.0 | 10.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 10.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.11
| ID | 90 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 319 | 38 | 0 | 0 | 0 | 0 | 0 | 0 | 357
| 38 | 0 | 0 | 0 | 0 | 0 | 0 | 46 | REL. | 89.3 | 10.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 10.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.2
| ID | 89 | 10 | 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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