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 | ~ | 74 | 31 | 25 | 34 | 79 | 57 | 49 | 48 | 37 | 31 | 64 | 40 | 43 | 43 | 23 | 12 | 9 | 10 | 11 | 8.18 | 14 | 26 | 43 | 56 | 31 | 21 | 23 | 8.43 | 12 | 12 | 32.48 | 78.90 | 30.00
| 2 | 25 | 33 | 16 | 27 | 32 | 36 | 44 | 12 | 12 | 29 | 35 | 38 | 11 | 16 | 16 | 21 | 21 | 23 | 25 | 24 | 18 | 25 | 37 | 23 | 12 | 24 | 28 | 37 | 46 | ~ | ~ | 25.70 | 46.44 | 29.00
| 3 | 26 | 16 | 22 | 9 | 12 | 21 | 21 | 10 | 7.97 | 18 | 10 | 24 | 38 | 24 | 10 | 15 | 13 | 17 | 14 | 29 | 23 | 41 | 54 | 55 | 57 | 43 | 24 | 19 | 29 | 5.21 | 14 | 23.27 | 56.50 | 31.00
| 4 | 23 | 27 | 31 | 29 | 23 | 14 | 17 | 18 | 24 | 39 | 47 | 27 | 16 | 27 | 40 | 14 | 41 | 33 | 59 | 47 | 62 | 57 | 38 | 34 | 22 | 35 | 35 | 37 | 29 | 28 | ~ | 32.36 | 62.17 | 30.00
| 5 | 27 | 32 | 34 | 41 | 41 | 44 | 42 | 39 | 32 | 34 | 38 | 36 | 23 | 18 | 29 | 37 | 35 | 14 | 13 | 11 | 16 | 14 | 19 | 30 | 29 | 27 | 28 | 17 | 12 | 16 | 16 | 27.18 | 44.40 | 31.00
| 6 | 19 | 28 | 30 | 28 | 35 | 20 | 15 | 19 | 35 | 38 | 38 | 38 | ~ | 31 | 17 | 15 | 13 | 16 | 32 | 36 | 39 | 42 | 21 | 17 | 11 | 14 | 18 | 20 | 23 | 24 | ~ | 25.29 | 41.75 | 29.00
| 7 | 27 | 28 | 24 | 20 | 17 | 18 | 22 | 16 | 13 | 21 | 23 | 21 | 25 | 16 | 15 | 11 | 16 | 23 | 22 | 20 | 23 | 22 | 24 | 42 | 16 | ~ | 25 | 17 | 16 | 16 | 25 | 20.78 | 42.06 | 30.00
| 8 | 35 | 31 | 27 | 23 | 27 | 30 | 23 | 24 | 30 | 33 | 32 | 29 | 38 | 42 | 50 | ~ | 34 | 32 | 37 | 36 | 39 | 15 | 30 | 40 | 20 | 22 | 24 | 43 | 38 | 39 | 43 | 32.20 | 50.06 | 30.00
| 9 | 53 | 21 | 10 | 14 | 13 | 17 | 24 | 25 | 28 | 31 | 38 | 31 | 38 | 33 | 27 | 22 | 11 | 18 | ~ | ~ | 24 | 27 | 28 | 30 | 33 | 46 | 52 | 49 | 51 | 53 | ~ | 30.29 | 53.40 | 28.00
| 10 | 40 | 24 | 28 | 57 | 56 | 27 | 26 | 15 | 20 | 28 | 22 | 31 | 49 | 68 | 64 | 42 | 41 | 21 | 56 | 47 | 38 | 51 | 56 | 53 | 33 | 25 | 25 | 19 | 24 | 33 | 22 | 36.85 | 67.71 | 31.00
| 11 | 14 | 21 | 21 | 13 | 13 | 19 | 17 | 23 | 34 | 42 | 23 | 27 | ~ | 52 | 24 | 27 | 45 | 15 | 36 | 33 | 23 | 44 | 31 | 37 | 52 | 16 | 21 | 34 | 44 | 62 | ~ | 29.78 | 62.38 | 29.00
| 12 | 52 | 37 | 25 | 22 | 19 | 36 | 22 | 49 | 37 | 21 | 21 | 26 | 33 | 20 | 14 | 10 | 17 | 33 | 28 | 30 | 53 | 51 | 36 | 61 | 61 | 59 | 63 | 13 | 23 | 18 | 28 | 32.88 | 62.77 | 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. | 51 | 31 | 7 | 1 | 0 | 0 | 0 | 0 | 90
| 39 | 8 | 1 | 0 | 0 | 0 | 0 | 79
| REL. | 56.6 | 34.4 | 7.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.3 | 8.9 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 6.1
| ID | 56 | 34 | 7 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 37 | 50 | 3 | 0 | 0 | 0 | 0 | 0 | 90
| 53 | 3 | 0 | 0 | 0 | 0 | 0 | 62
| REL. | 41.1 | 55.5 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 58.9 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.4
| ID | 41 | 55 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 44 | 39 | 5 | 0 | 0 | 0 | 0 | 0 | 88
| 44 | 5 | 0 | 0 | 0 | 0 | 0 | 53
| REL. | 50.0 | 44.3 | 5.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 50.0 | 5.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.9
| ID | 50 | 44 | 5 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 35 | 38 | 18 | 0 | 0 | 0 | 0 | 0 | 91
| 56 | 18 | 0 | 0 | 0 | 0 | 0 | 68
| REL | 38.4 | 41.7 | 19.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 61.5 | 19.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.10
| ID | 38 | 41 | 19 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 167 | 158 | 33 | 1 | 0 | 0 | 0 | 0 | 359
| 192 | 34 | 1 | 0 | 0 | 0 | 0 | 79 | REL. | 46.5 | 44.0 | 9.1 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 53.5 | 9.5 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 6.1
| ID | 46 | 44 | 9 | | 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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