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 | 66 | 34 | 11 | 14 | 11 | 17 | 15 | 14 | 19 | 36 | 19 | 32 | 48 | 49 | 47 | 48 | 16 | 24 | 17 | 17 | 10 | 18 | 28 | 49 | 50 | 64 | 77 | 67 | 42 | 40 | 18 | 32.81 | 77.04 | 31.00
| 2 | 43 | 63 | 34 | 42 | 75 | 78 | 62 | 34 | 36 | 49 | 53 | 44 | 47 | 43 | 29 | 25 | 20 | 34 | 46 | 56 | 106 | 90 | 41 | 32 | 22 | 34 | 32 | 23 | ~ | ~ | ~ | 46.19 | 105.93 | 28.00
| 3 | 24 | 20 | 16 | 31 | 12 | 13 | 17 | 12 | 22 | 19 | 36 | 31 | 17 | 18 | 19 | 23 | 19 | 25 | 16 | 16 | 16 | 14 | 32 | 31 | 33 | 47 | 54 | 38 | 43 | 57 | 64 | 26.96 | 63.96 | 31.00
| 4 | 46 | 24 | 17 | 15 | 19 | 18 | 17 | 18 | 22 | 32 | 25 | 19 | 24 | 26 | 26 | 25 | 33 | 40 | 26 | 36 | 21 | 24 | 31 | 29 | 31 | 25 | 36 | 24 | 41 | 46 | ~ | 27.14 | 46.14 | 30.00
| 5 | 33 | 26 | 22 | 18 | 28 | 29 | 19 | 29 | 34 | 41 | 38 | 47 | 51 | 33 | 19 | 20 | 17 | 30 | 27 | 24 | 16 | 11 | 12 | 15 | 16 | 12 | 17 | 28 | 25 | 13 | 20 | 24.82 | 51.03 | 31.00
| 6 | 8.86 | 11 | 9 | 12 | 19 | 18 | 19 | 11 | 10 | 11 | 14 | 9 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 30 | ~ | 14.15 | 30.10 | 13.00
| 7 | 29 | 50 | 40 | ~ | ~ | ~ | 7.89 | 26 | 27 | 13 | 15 | 9 | 12 | 14 | 14 | 19 | 11 | 11 | 13 | 15 | 24 | 18 | 23 | 17 | 24 | 24 | 30 | 21 | 12 | 7.00 | 10 | 19.23 | 50.20 | 28.00
| 8 | 21 | 17 | 15 | 22 | 16 | 18 | 19 | 17 | 18 | 12 | 22 | 22 | 28 | 17 | 25 | ~ | ~ | ~ | 20 | 22 | 15 | 11 | 8.18 | 2.20 | 2.23 | 2.13 | 2.26 | 8.23 | 11 | 11 | 14 | 14.92 | 27.78 | 28.00
| 9 | 16 | 22 | 23 | 28 | 21 | 11 | 17 | 14 | 7.23 | 17 | 6.76 | 6.35 | 10 | 7.11 | 6.25 | 10 | 14 | 18 | 14 | 24 | 19 | 27 | 45 | 52 | 59 | 49 | 26 | 18 | 13 | 31 | ~ | 21.07 | 58.96 | 30.00
| 10 | 17 | 15 | 23 | 32 | 33 | 24 | 20 | 10 | 16 | 13 | 6.67 | 9 | 15 | 10 | 13 | 25 | 21 | 11 | 26 | 16 | 21 | 19 | 27 | 12 | 7.43 | 12 | 6.40 | 6.87 | 7.64 | 9 | 14 | 16.09 | 32.67 | 31.00
| 11 | 8.06 | 20 | 17 | 10 | 18 | 15 | 35 | 42 | 29 | 28 | 20 | 32 | 36 | 28 | 29 | 22 | 16 | 21 | 29 | 19 | 32 | 62 | 48 | 66 | 39 | 67 | 63 | 64 | 49 | 46 | ~ | 33.60 | 67.18 | 30.00
| 12 | 36 | 63 | 58 | 30 | 20 | 14 | 15 | 33 | 48 | 75 | 74 | 76 | 12 | 18 | 26 | 22 | 25 | 30 | 18 | 20 | 16 | 36 | 35 | 50 | 25 | 13 | 24 | 58 | 72 | 60 | 32 | 36.63 | 76.26 | 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. | 37 | 38 | 10 | 5 | 0 | 0 | 0 | 0 | 90
| 53 | 15 | 5 | 0 | 0 | 0 | 0 | 106
| REL. | 41.1 | 42.2 | 11.1 | 5.5 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 58.9 | 16.7 | 5.6 | 0.0 | 0.0 | 0.0 | 0.0 | 21.2
| ID | 41 | 42 | 11 | 11 | 0 | 0 | 0 | 0 | 105
| |
|
|
ABS. | 42 | 31 | 1 | 0 | 0 | 0 | 0 | 0 | 74
| 32 | 1 | 0 | 0 | 0 | 0 | 0 | 51
| REL. | 56.7 | 41.8 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.2 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.5
| ID | 56 | 41 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 71 | 12 | 3 | 0 | 0 | 0 | 0 | 0 | 86
| 15 | 3 | 0 | 0 | 0 | 0 | 0 | 59
| REL. | 82.5 | 13.9 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.4 | 3.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.9
| ID | 82 | 13 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 49 | 29 | 13 | 1 | 0 | 0 | 0 | 0 | 92
| 43 | 14 | 1 | 0 | 0 | 0 | 0 | 76
| REL | 53.2 | 31.5 | 14.1 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 46.7 | 15.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 12.12
| ID | 53 | 31 | 14 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 199 | 110 | 27 | 6 | 0 | 0 | 0 | 0 | 342
| 143 | 33 | 6 | 0 | 0 | 0 | 0 | 106 | REL. | 58.1 | 32.1 | 7.8 | 1.7 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.8 | 9.6 | 1.8 | 0.0 | 0.0 | 0.0 | 0.0 | 21.2
| ID | 58 | 32 | 7 | 3 | 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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