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 | 50 | 23 | 30 | 36 | 21 | 28 | 47 | 49 | 51 | 25 | 38 | 52 | 44 | 48 | 37 | 30 | 12 | 12 | 14 | 28 | 20 | 48 | 47 | 49 | 42 | 49 | 31 | 48 | 37 | 24 | 15 | 35.01 | 51.50 | 31.00
| 2 | 23 | 25 | 21 | 26 | 29 | 49 | 31 | 38 | 17 | 24 | 21 | 31 | 19 | 19 | 31 | 21 | 23 | 25 | 37 | 38 | 37 | 77 | 36 | 44 | 26 | 26 | 50 | 47 | 31 | ~ | ~ | 31.77 | 76.51 | 29.00
| 3 | 25 | 24 | 22 | 23 | 25 | 24 | 28 | 26 | 29 | 35 | 30 | 42 | 64 | 40 | 17 | 19 | 13 | 37 | 21 | 29 | 33 | 55 | 72 | 76 | 57 | 38 | 31 | 24 | 40 | 31 | 49 | 34.78 | 76.46 | 31.00
| 4 | 62 | 39 | 36 | 30 | 33 | 25 | 26 | 31 | 27 | 40 | 49 | 33 | 22 | 17 | 27 | 21 | 29 | 30 | 29 | 32 | 42 | 47 | 38 | 32 | 31 | 36 | 41 | 50 | 43 | 51 | ~ | 34.96 | 62.14 | 30.00
| 5 | 38 | 31 | 33 | 43 | 71 | 51 | 49 | 43 | 40 | 51 | 50 | 32 | 27 | 34 | 31 | 34 | 32 | 21 | 15 | 24 | 20 | 25 | 36 | 27 | 27 | 21 | 25 | 19 | 15 | 19 | 22 | 32.53 | 71.25 | 31.00
| 6 | 26 | 25 | 27 | 31 | 24 | 24 | 17 | 23 | 27 | 41 | 30 | 29 | 31 | 34 | 18 | 12 | 18 | 19 | 33 | 27 | 40 | 35 | 15 | 18 | 9 | 7.29 | 14 | 14 | 14 | 18 | ~ | 23.29 | 41.18 | 30.00
| 7 | 27 | 22 | 29 | 18 | 10 | 15 | 27 | 14 | 11 | 9 | 18 | 16 | 22 | 17 | 20 | 20 | 29 | 22 | 16 | 17 | 22 | 21 | 21 | 23 | 28 | 28 | 26 | 18 | 26 | 27 | 19 | 20.54 | 28.68 | 31.00
| 8 | 35 | 25 | 21 | 25 | 19 | 32 | 17 | 30 | 19 | 30 | 28 | 35 | 33 | 36 | 34 | 23 | 32 | 25 | 27 | 27 | 19 | 17 | 26 | 36 | 17 | 24 | 28 | 32 | 26 | 24 | 29 | 26.81 | 36.08 | 31.00
| 9 | 38 | 18 | 19 | 18 | 21 | 29 | 24 | 27 | 29 | 27 | 26 | 37 | 36 | 30 | 30 | 29 | 26 | 25 | 36 | 34 | 29 | 31 | 35 | 33 | 36 | 38 | 47 | 53 | 45 | 40 | ~ | 31.60 | 53.21 | 30.00
| 10 | 36 | 19 | 23 | 39 | 49 | 20 | 13 | 20 | 21 | 15 | 23 | 22 | 33 | 41 | 38 | 36 | 22 | 16 | 35 | 36 | 31 | 51 | 44 | 19 | 22 | 19 | 17 | 30 | 29 | 34 | 31 | 28.54 | 50.85 | 31.00
| 11 | 20 | 23 | 29 | 22 | 25 | 16 | 31 | 33 | 35 | 23 | 35 | 49 | 47 | 33 | 34 | 38 | 25 | 30 | 44 | 47 | 31 | 39 | 51 | 43 | 24 | 24 | 20 | 30 | 30 | 27 | ~ | 31.87 | 50.90 | 30.00
| 12 | 16 | 15 | 19 | 37 | 23 | 26 | 22 | 33 | 26 | 25 | 16 | 24 | 16 | 14 | 15 | 20 | 17 | 37 | 36 | 36 | 41 | 56 | 58 | 83 | 83 | 96 | 27 | 24 | 48 | 45 | 30 | 34.35 | 95.58 | 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- 25 | 26- 50 | 51- 75 | 76- 113 | 114- 150 | 151- 225 | 226- 300 | over 300 | 25 | 50 | 75 | 113 | 150 | 225 | 300
| |
|
|
ABS. | 28 | 53 | 8 | 2 | 0 | 0 | 0 | 0 | 91
| 63 | 10 | 2 | 0 | 0 | 0 | 0 | 77
| REL. | 30.7 | 58.2 | 8.7 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 69.2 | 11.0 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 22.2
| ID | 30 | 58 | 8 | 4 | 0 | 0 | 0 | 0 | 102
| |
|
|
ABS. | 29 | 55 | 7 | 0 | 0 | 0 | 0 | 0 | 91
| 62 | 7 | 0 | 0 | 0 | 0 | 0 | 71
| REL. | 31.8 | 60.4 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 68.1 | 7.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.5
| ID | 31 | 60 | 7 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 37 | 54 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 55 | 1 | 0 | 0 | 0 | 0 | 0 | 53
| REL. | 40.2 | 58.6 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 59.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.9
| ID | 40 | 58 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 36 | 49 | 4 | 3 | 0 | 0 | 0 | 0 | 92
| 56 | 7 | 3 | 0 | 0 | 0 | 0 | 96
| REL | 39.1 | 53.2 | 4.3 | 3.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 60.9 | 7.6 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 39 | 53 | 4 | 6 | 0 | 0 | 0 | 0 | 103
|
Year
| ABS. | 130 | 211 | 20 | 5 | 0 | 0 | 0 | 0 | 366
| 236 | 25 | 5 | 0 | 0 | 0 | 0 | 96 | REL. | 35.5 | 57.6 | 5.4 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 64.5 | 6.8 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 26.12
| ID | 35 | 57 | 5 | 2 | 0 | 0 | 0 | 0 | 101
|
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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