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 | 17 | 18 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 26 | 32 | ~ | 8.72 | 12 | 16 | 18.40 | 31.75 | 7.00
| 2 | ~ | ~ | ~ | 21 | 35 | 52 | 21 | 13 | 17 | 40 | 31 | 34 | 16 | 31 | 15 | 12 | 16 | 17 | 17 | 18 | 20 | 28 | 30 | 21 | 13 | 36 | ~ | ~ | ~ | ~ | ~ | 24.01 | 51.56 | 23.00
| 3 | 20 | 16 | ~ | 15 | 13 | 23 | 27 | 11 | 13 | 27 | 13 | 20 | 20 | 19 | 12 | 12 | 12 | 31 | 21 | 41 | 47 | 61 | ~ | ~ | ~ | 15 | ~ | 16 | 19 | 8.60 | 21 | 21.33 | 60.88 | 26.00
| 4 | 24 | 23 | 41 | 35 | 22 | 22 | 28 | 24 | 20 | 39 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 26 | 27 | 47 | 61 | 46 | 36 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 32.56 | 61.02 | 16.00
| 5 | 22 | 26 | 34 | 38 | 35 | 30 | 32 | 28 | 30 | 40 | 47 | 38 | 19 | 22 | 27 | 37 | 47 | ~ | ~ | ~ | ~ | 17 | 17 | 28 | 35 | 22 | 17 | 10 | 14 | 15 | 23 | 27.84 | 47.12 | 27.00
| 6 | 25 | 21 | 22 | 24 | 26 | 19 | 22 | 21 | 25 | 39 | ~ | 26 | 28 | 27 | 20 | ~ | ~ | ~ | 26 | 32 | 34 | 31 | 18 | 13 | 12 | 14 | 16 | 20 | 20 | 25 | ~ | 23.24 | 38.81 | 26.00
| 7 | 28 | 19 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 21 | 21 | 25 | 22 | 22 | 19 | 20 | 17 | 16 | 16 | 23 | 20.61 | 27.58 | 13.00
| 8 | 28 | 25 | 19 | 19 | 23 | 25 | 23 | 21 | 23 | 30 | 31 | 27 | 28 | 36 | 42 | 26 | ~ | 27 | 29 | 29 | 22 | 14 | 23 | 28 | 25 | 15 | 22 | 15 | 30 | 28 | 27 | 25.40 | 42.25 | 30.00
| 9 | 27 | 11 | 12 | 16 | 15 | 20 | 13 | 20 | 23 | 24 | 38 | 38 | 33 | 33 | 35 | 17 | 11 | 20 | 21 | 24 | 16 | 18 | 26 | 24 | 29 | 36 | 30 | 38 | 60 | ~ | ~ | 25.06 | 59.54 | 29.00
| 10 | ~ | 23 | 24 | 27 | 27 | 17 | 8.67 | 14 | 17 | 15 | 22 | 25 | 48 | 54 | 43 | 59 | 31 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 19 | 20 | 30 | 18 | 53 | 29 | 28.30 | 58.96 | 22.00
| 11 | 26 | 26 | 29 | 13 | 18 | 18 | 44 | 41 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 25 | 27 | 17 | 14 | 34 | 43 | 21 | 26 | ~ | 26.33 | 44.32 | 16.00
| 12 | 19 | 25 | 23 | 34 | 21 | 18 | ~ | 45 | 47 | 15 | 23 | 32 | 23 | 17 | 12 | 12 | 20 | 32 | 26 | 18 | 29 | 39 | 68 | 62 | ~ | ~ | ~ | ~ | 30 | 18 | 35 | 28.59 | 67.96 | 26.00
|
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. | 39 | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 561
| 17 | 2 | 0 | 0 | 0 | 0 | 0 | 61
| REL. | 69.6 | 26.7 | 3.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.4 | 3.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.3
| ID | 69 | 26 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 33 | 35 | 1 | 0 | 0 | 0 | 0 | 0 | 69
| 36 | 1 | 0 | 0 | 0 | 0 | 0 | 61
| REL. | 47.8 | 50.7 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 52.2 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.4
| ID | 47 | 50 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 42 | 29 | 1 | 0 | 0 | 0 | 0 | 0 | 72
| 30 | 1 | 0 | 0 | 0 | 0 | 0 | 60
| REL. | 58.3 | 40.2 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.7 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.9
| ID | 58 | 40 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 33 | 26 | 5 | 0 | 0 | 0 | 0 | 0 | 64
| 31 | 5 | 0 | 0 | 0 | 0 | 0 | 68
| REL | 51.5 | 40.6 | 7.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 48.4 | 7.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.12
| ID | 51 | 40 | 7 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 147 | 105 | 9 | 0 | 0 | 0 | 0 | 0 | 261
| 114 | 9 | 0 | 0 | 0 | 0 | 0 | 68 | REL. | 56.3 | 40.2 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.7 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.12
| ID | 56 | 40 | 3 | 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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