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 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~
| 2 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~
| 3 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~
| 4 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 647 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 646.81 | 646.81 | 1.00
| 5 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 10 | 12 | 17 | 11 | 15 | 19 | 17 | 18 | 15 | 21 | 23 | 15 | 27 | 15 | 19 | 34 | 20 | 18.18 | 33.73 | 17.00
| 6 | 12 | 12 | 13 | 10 | 18 | 17 | 11 | 11 | 14 | 12 | 13 | 15 | 29 | 24 | 20 | 12 | 8.85 | 11 | 13 | 14 | 13 | 12 | 11 | 11 | 18 | 13 | 21 | 20 | 25 | 27 | ~ | 15.44 | 28.88 | 30.00
| 7 | 10 | 10 | 15 | 11 | 13 | 21 | 21 | 12 | 10 | 12 | 8.77 | 11 | 7.33 | 14 | 18 | 10 | 8.61 | 7.80 | 7.01 | 10 | 13 | 10 | 7.26 | 10 | 12 | 16 | 25 | 42 | 27 | 20 | 19 | 14.15 | 41.61 | 31.00
| 8 | 13 | 15 | 17 | 10 | 6.43 | 9 | 9 | 8.37 | 10 | 7.29 | 11 | 10 | 10 | 19 | 21 | 27 | 17 | 38 | 25 | 15 | 7.99 | 0.87 | 4.20 | ~ | ~ | ~ | ~ | ~ | ~ | 22 | 12 | 13.75 | 38.47 | 25.00
| 9 | 21 | 20 | 20 | 8.41 | 13 | 8.90 | 3.31 | ~ | ~ | 4.79 | 4.09 | 6.15 | 6.03 | 5.44 | 10 | 7.11 | 13 | 8.56 | 15 | 10 | 4.03 | 7.09 | ~ | 9 | ~ | 9 | 6.35 | ~ | 4.62 | 10 | ~ | 9.44 | 21.29 | 25.00
| 10 | 3.77 | 7.79 | 13 | 10 | 13 | 15 | 15 | 21 | 15 | 8.13 | 11 | 8.33 | 14 | 13 | 23 | 10 | 27 | 26 | 33 | 20 | 9 | 8.95 | 14 | 20 | 8.54 | 17 | 35 | ~ | ~ | ~ | ~ | 15.53 | 35.21 | 27.00
| 11 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 8.68 | 19 | 24 | 24 | 14 | 22 | 15 | 13 | 20 | 7.33 | 7.38 | 13 | 24 | 22 | 15 | 13 | 13 | ~ | ~ | 16.24 | 24.46 | 17.00
| 12 | ~ | ~ | 9 | 3.88 | 13 | 12 | 19 | 35 | 47 | 24 | 8.45 | 12 | 31 | 42 | 40 | 15 | 21 | 15 | 13 | 11 | 10 | 8.77 | 11 | 8.72 | 2.42 | 8.82 | 11 | 4.88 | 10 | 9 | 15 | 16.30 | 47.29 | 29.00
|
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- 23 | 24- 47 | 48- 70 | 71- 105 | 106- 140 | 141- 210 | 211- 280 | over 280 | 23 | 47 | 70 | 105 | 140 | 210 | 280
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| |
|
|
ABS. | 41 | 6 | 0 | 0 | 0 | 0 | 0 | 1 | 481
| 7 | 1 | 1 | 1 | 1 | 1 | 1 | 647
| REL. | 85.4 | 12.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.0 | 100.0
| 14.6 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 18.4
| ID | 85 | 12 | 0 | 0 | 0 | 0 | 0 | 1302 | 1400
| |
|
|
ABS. | 75 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 81
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 42
| REL. | 92.5 | 7.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 7.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.7
| ID | 92 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 60 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 73
| 13 | 1 | 0 | 0 | 0 | 0 | 0 | 47
| REL | 82.1 | 16.4 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.8 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.12
| ID | 82 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 176 | 24 | 1 | 0 | 0 | 0 | 0 | 1 | 2021
| 26 | 2 | 1 | 1 | 1 | 1 | 1 | 647 | REL. | 87.1 | 11.8 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 100.0
| 12.9 | 1.0 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 18.4
| ID | 87 | 11 | | 0 | 0 | 0 | 0 | 309 | 408
|
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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