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 | 32 | 44 | 69 | 72 | 110 | 45 | 74 | 82 | 42 | 96 | 56 | 75 | 106 | 63 | 75 | 105 | 28 | 49 | 66 | 44 | 28 | 32 | 43 | 50 | 66 | 66 | 26 | 52 | 80 | 68 | 37 | 60.70 | 109.73 | 31.00
| 2 | 38 | 29 | 40 | 71 | 58 | 130 | 127 | 65 | 42 | 83 | 118 | 158 | 66 | 89 | 204 | 191 | 33 | 15 | 18 | 12 | 16 | 13 | 16 | 34 | 57 | 85 | 71 | 50 | ~ | ~ | ~ | 68.88 | 203.61 | 28.00
| 3 | 48 | 66 | 37 | 56 | 27 | 44 | 62 | 37 | 75 | 30 | 21 | 30 | 17 | 18 | 51 | 80 | 39 | 55 | 15 | 21 | 34 | 45 | 45 | 41 | 40 | 18 | 21 | 26 | 32 | 52 | 57 | 40.09 | 80.31 | 31.00
| 4 | 78 | 86 | 70 | 37 | 21 | 30 | 29 | 17 | 38 | 68 | 33 | 13 | 13 | 10 | 14 | 17 | 18 | 27 | 42 | 28 | 13 | 14 | 58 | 74 | 32 | 26 | 25 | 23 | 40 | 45 | ~ | 34.63 | 86.03 | 30.00
| 5 | 35 | 34 | 24 | 34 | 17 | 19 | 24 | 31 | 36 | 47 | 19 | 23 | 53 | 38 | 37 | 19 | 22 | 18 | 18 | 28 | 22 | 27 | 51 | 51 | 33 | 32 | 15 | 19 | 14 | 19 | 18 | 28.35 | 53.21 | 31.00
| 6 | 13 | 15 | 6.73 | 11 | 52 | 49 | 31 | 27 | 24 | 16 | 17 | 29 | 39 | 48 | 31 | 20 | ~ | 13 | 16 | 36 | 27 | 13 | 10 | 28 | 33 | 41 | 36 | 23 | 35 | 21 | ~ | 26.32 | 52.09 | 29.00
| 7 | 12 | 32 | 19 | 26 | 21 | 12 | 10 | 13 | ~ | 38 | 19 | 20 | 29 | 36 | 16 | 20 | 37 | 32 | 37 | 27 | 27 | 34 | 42 | 26 | 16 | 38 | 38 | 35 | 41 | 39 | 20 | 26.98 | 41.51 | 30.00
| 8 | 26 | 33 | 31 | 21 | 16 | 24 | 26 | 19 | 34 | 17 | 21 | 21 | 65 | 45 | 29 | 25 | 24 | 23 | 42 | 27 | 24 | 40 | 47 | 55 | 42 | 52 | 21 | 12 | 60 | 34 | 60 | 32.71 | 65.49 | 31.00
| 9 | 22 | 18 | 33 | 26 | 19 | 23 | 22 | ~ | ~ | ~ | 17 | 22 | 35 | 29 | 23 | 22 | 41 | 41 | 34 | 22 | 30 | 42 | 38 | 44 | 31 | 63 | 43 | 53 | 55 | 39 | ~ | 32.94 | 63.15 | 27.00
| 10 | 41 | 38 | 34 | 54 | 74 | 60 | 48 | 80 | 88 | 43 | 32 | 101 | 103 | 109 | 86 | 107 | 53 | 65 | 82 | 41 | 29 | 49 | 70 | 58 | 115 | 46 | 36 | 28 | 25 | 29 | 28 | 59.73 | 114.93 | 31.00
| 11 | 12 | 26 | 46 | 62 | 51 | 45 | 31 | 27 | 20 | 105 | 110 | 77 | 61 | 118 | 146 | 74 | 82 | 40 | 33 | 58 | 41 | 20 | 12 | 37 | 62 | 86 | 97 | 43 | 47 | 37 | ~ | 56.91 | 146.40 | 30.00
| 12 | 35 | 42 | 44 | 61 | 153 | 68 | 51 | 33 | 107 | 75 | 82 | 19 | 29 | 74 | 44 | 11 | 16 | 23 | 27 | 16 | 21 | 19 | 16 | 16 | 10 | 11 | 16 | 16 | 17 | 11 | 10 | 37.75 | 152.86 | 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. | 25 | 40 | 16 | 6 | 2 | 1 | 0 | 0 | 90
| 65 | 25 | 9 | 3 | 1 | 0 | 0 | 204
| REL. | 27.7 | 44.4 | 17.7 | 6.6 | 2.2 | 1.1 | 0.0 | 0.0 | 100.0
| 72.2 | 27.8 | 10.0 | 3.3 | 1.1 | 0.0 | 0.0 | 15.2
| ID | 27 | 44 | 17 | 13 | 11 | 27 | 0 | 0 | 142
| |
|
|
ABS. | 60 | 25 | 5 | 0 | 0 | 0 | 0 | 0 | 90
| 30 | 5 | 0 | 0 | 0 | 0 | 0 | 86
| REL. | 66.6 | 27.7 | 5.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.3 | 5.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.4
| ID | 66 | 27 | 5 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 52 | 36 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 36 | 0 | 0 | 0 | 0 | 0 | 0 | 65
| REL. | 59.0 | 40.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 40.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.8
| ID | 59 | 40 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 32 | 34 | 15 | 10 | 1 | 0 | 0 | 0 | 92
| 60 | 26 | 11 | 1 | 0 | 0 | 0 | 153
| REL | 34.7 | 36.9 | 16.3 | 10.8 | 1.0 | 0.0 | 0.0 | 0.0 | 100.0
| 65.2 | 28.3 | 12.0 | 1.1 | 0.0 | 0.0 | 0.0 | 5.12
| ID | 34 | 36 | 16 | 21 | 5 | 0 | 0 | 0 | 115
|
Year
| ABS. | 169 | 135 | 36 | 16 | 3 | 1 | 0 | 0 | 360
| 191 | 56 | 20 | 4 | 1 | 0 | 0 | 204 | REL. | 46.9 | 37.5 | 10.0 | 4.4 | 0.8 | 0.2 | 0.0 | 0.0 | 100.0
| 53.1 | 15.6 | 5.6 | 1.1 | 0.3 | 0.0 | 0.0 | 15.2
| ID | 46 | 37 | 10 | 8 | 4 | 6 | 0 | 0 | 114
|
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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