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 | 19 | 26 | 26 | 21 | 14 | 15 | 52 | 25 | 34 | 38 | 41 | 17 | 17 | 25 | 24 | 17 | 25 | 24 | 22 | 20 | 20 | 27 | 26 | 27 | 25 | 14 | 11 | 38 | 29 | 23 | 24.36 | 51.86 | 31.00
| 2 | 31 | 32 | 30 | 18 | 16 | 17 | 26 | 32 | 34 | 16 | 17 | 28 | 26 | 38 | 27 | 41 | 39 | 25 | 32 | 22 | 26 | 16 | 29 | 19 | 16 | 31 | 25 | 22 | ~ | ~ | ~ | 26.02 | 41.25 | 28.00
| 3 | 28 | 24 | 25 | 18 | 23 | 18 | 20 | 26 | 33 | 14 | 13 | 15 | 15 | 18 | 43 | 35 | 33 | 19 | 19 | 23 | 29 | 54 | 41 | 17 | 18 | 22 | 20 | 22 | 27 | 52 | 25 | 25.37 | 53.63 | 31.00
| 4 | 20 | 22 | 30 | 22 | 19 | 22 | 17 | ~ | ~ | ~ | ~ | ~ | 21 | 16 | 16 | 12 | 30 | 23 | 20 | 22 | 15 | 22 | 27 | 26 | 20 | 15 | 16 | 16 | 14 | 15 | ~ | 19.96 | 30.37 | 25.00
| 5 | 13 | 18 | 16 | 27 | 21 | 20 | 28 | 26 | 18 | 17 | 15 | 10 | 12 | 15 | 19 | 15 | 18 | 24 | 20 | 16 | 15 | 14 | 14 | 17 | 13 | 14 | 26 | 27 | 25 | 19 | 24 | 18.60 | 27.64 | 31.00
| 6 | 23 | 16 | 10 | 21 | 23 | 26 | 19 | 16 | 15 | 19 | 22 | 19 | 17 | 21 | 18 | 13 | 13 | 21 | 24 | 20 | 24 | 26 | 17 | 16 | 21 | 17 | 19 | 33 | 22 | 18 | ~ | 19.67 | 33.36 | 30.00
| 7 | 24 | 15 | 11 | 12 | 10 | 11 | 11 | 16 | 23 | 16 | 20 | 16 | 15 | 11 | 15 | 22 | 24 | 14 | 15 | 34 | 22 | 13 | 17 | 25 | 24 | 20 | 16 | 11 | 15 | 16 | 19 | 17.24 | 34.44 | 31.00
| 8 | 14 | 15 | 15 | 14 | 13 | 16 | 16 | 14 | 15 | 20 | 18 | 11 | 21 | 16 | 15 | 21 | 17 | 16 | 16 | 17 | 27 | 21 | 13 | 7.38 | 5.37 | 5.68 | 14 | 21 | 9 | 9 | 18 | 15.11 | 26.62 | 31.00
| 9 | 17 | 11 | 10 | 14 | 41 | 24 | 18 | 6.37 | ~ | 11 | 8.49 | ~ | 8.45 | 8.65 | 7.14 | 8.05 | 8.82 | 10 | ~ | 6.52 | 7.64 | 6.18 | 6.08 | 14 | 14 | 18 | 10 | 9 | 6.12 | 10 | ~ | 11.87 | 40.55 | 27.00
| 10 | 7.56 | 6.64 | 9 | 11 | 7.58 | 10 | ~ | ~ | 6.87 | 10 | 10 | 8.08 | 7.55 | 8.58 | 17 | 16 | 14 | 15 | 14 | 10 | 10 | 13 | 14 | 15 | 12 | 11 | 13 | 11 | 12 | 10 | 8.47 | 10.98 | 17.17 | 29.00
| 11 | 11 | 21 | 13 | 13 | 20 | 15 | 11 | 8.28 | 20 | 9 | 13 | 18 | 13 | 21 | 18 | 33 | 15 | 13 | 24 | 31 | 28 | 14 | 15 | 16 | 16 | 28 | 27 | 15 | 17 | 13 | ~ | 17.66 | 33.01 | 30.00
| 12 | 10 | 10 | 14 | 20 | 18 | 26 | 15 | 12 | 15 | 29 | 29 | 12 | 20 | 32 | 36 | 12 | 29 | 26 | 27 | 18 | 18 | 13 | 12 | 10 | 10 | 7.27 | 8.62 | 10 | 6.20 | 8.38 | 14 | 17.02 | 36.47 | 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. | 75 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 15 | 0 | 0 | 0 | 0 | 0 | 0 | 54
| REL. | 83.3 | 16.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 16.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.3
| ID | 83 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 85 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 86
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 33
| REL. | 98.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.6
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 87 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 2 | 0 | 0 | 0 | 0 | 0 | 0 | 41
| 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 | 5.9
| ID | 97 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 89 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 36
| REL | 98.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.12
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 336 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 355
| 19 | 0 | 0 | 0 | 0 | 0 | 0 | 54 | REL. | 94.6 | 5.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.3
| ID | 94 | 5 | 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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