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 | 18 | 21 | 6.94 | 7.00 | 6.57 | 10 | 13 | 8.57 | 11 | 30 | 44 | 37 | 37 | 31 | 65 | 46 | 12 | 15 | 17 | 17 | 6.68 | 10 | 25 | 42 | 34 | 70 | 86 | 45 | 65 | 35 | 24 | 28.91 | 85.58 | 31.00
| 2 | 38 | 57 | 35 | 71 | 78 | 95 | 53 | 40 | 68 | 94 | 85 | 47 | 57 | 62 | 58 | 60 | 33 | 49 | 58 | 70 | 54 | 59 | 55 | 58 | 63 | 70 | 54 | 26 | ~ | ~ | ~ | 58.87 | 95.03 | 28.00
| 3 | 21 | 18 | 16 | 15 | 10 | 14 | 8.55 | 8.58 | 14 | 27 | 23 | 17 | 16 | 7.59 | 15 | 24 | 18 | 17 | 11 | 9 | 7.70 | 17 | 27 | 15 | 26 | 29 | 26 | 45 | 28 | 26 | 39 | 19.21 | 44.81 | 31.00
| 4 | 40 | 28 | 19 | 13 | 22 | 20 | 20 | 19 | 25 | 17 | 20 | 13 | 18 | 21 | 20 | 27 | 26 | 14 | 16 | 23 | 27 | 27 | 30 | 21 | 26 | 22 | 18 | 25 | 21 | 23 | ~ | 22.09 | 40.12 | 30.00
| 5 | 16 | 18 | 17 | 20 | 24 | 22 | 27 | 26 | 25 | 31 | 33 | 30 | 29 | 21 | 15 | 14 | 16 | 17 | 19 | 15 | 14 | 12 | 13 | 16 | 17 | 19 | 23 | 19 | 21 | 18 | 20 | 20.12 | 32.58 | 31.00
| 6 | 17 | 22 | 21 | 21 | 20 | 17 | 14 | 16 | 21 | 14 | 11 | 10 | 11 | 13 | 14 | 21 | 19 | 20 | 21 | 20 | 26 | 21 | 18 | 24 | 22 | 20 | 16 | 14 | 18 | ~ | ~ | 18.09 | 25.68 | 29.00
| 7 | ~ | ~ | 14 | 14 | 13 | 13 | 14 | 12 | 13 | 14 | 12 | 12 | 10 | 14 | 16 | 14 | 17 | 11 | 19 | 25 | 17 | 14 | 21 | 17 | 15 | 21 | 20 | 13 | 11 | 8.86 | 9 | 14.60 | 24.78 | 29.00
| 8 | 13 | ~ | ~ | ~ | ~ | ~ | 27 | 22 | 14 | 25 | 29 | 25 | 16 | 19 | 22 | 20 | 20 | 19 | 13 | 20 | 12 | 8.60 | 7.68 | 14 | 12 | 21 | 9 | 10 | 8.35 | 10 | ~ | 16.61 | 28.66 | 25.00
| 9 | ~ | 19 | 16 | 15 | 10 | 14 | 18 | 21 | 13 | 12 | 14 | 11 | 11 | 8.27 | 15 | 13 | 11 | 17 | 10 | 7.63 | 10 | 18 | 20 | 31 | 30 | 24 | 20 | 27 | 23 | 19 | ~ | 16.47 | 31.25 | 29.00
| 10 | 18 | 17 | 13 | 13 | 26 | 23 | 19 | 42 | 33 | 8.30 | 7.23 | 10 | 16 | 19 | 20 | 38 | 16 | 11 | 36 | 23 | 29 | 30 | 28 | 15 | 8.96 | 15 | 8.68 | 6.05 | 12 | 12 | 8.72 | 18.71 | 42.19 | 31.00
| 11 | 6.97 | 17 | 13 | 39 | 35 | 31 | 41 | 59 | ~ | ~ | ~ | 219 | 177 | 149 | 130 | 123 | 94 | 113 | 113 | 83 | 90 | 107 | 172 | 160 | 138 | 143 | 164 | 142 | 100 | 92 | ~ | 101.95 | 219.26 | 27.00
| 12 | 75 | 95 | 81 | 74 | 60 | 54 | 52 | 58 | 95 | 144 | 130 | 79 | 57 | 89 | 229 | 78 | 128 | 157 | 62 | 57 | 53 | 71 | 101 | 47 | 46 | 31 | 50 | 60 | 83 | 77 | 38 | 80.96 | 228.72 | 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. | 50 | 30 | 10 | 0 | 0 | 0 | 0 | 0 | 90
| 40 | 10 | 0 | 0 | 0 | 0 | 0 | 95
| REL. | 55.5 | 33.3 | 11.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 44.4 | 11.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 6.2
| ID | 55 | 33 | 11 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 89 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 98.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 83 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 83
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 31
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 32 | 21 | 15 | 14 | 5 | 2 | 0 | 0 | 89
| 57 | 36 | 21 | 7 | 2 | 0 | 0 | 229
| REL | 35.9 | 23.5 | 16.8 | 15.7 | 5.6 | 2.2 | 0.0 | 0.0 | 100.0
| 64.0 | 40.4 | 23.6 | 7.9 | 2.2 | 0.0 | 0.0 | 15.12
| ID | 35 | 23 | 16 | 31 | 28 | 56 | 0 | 0 | 192
|
Year
| ABS. | 254 | 52 | 25 | 14 | 5 | 2 | 0 | 0 | 352
| 98 | 46 | 21 | 7 | 2 | 0 | 0 | 229 | REL. | 72.1 | 14.7 | 7.1 | 3.9 | 1.4 | 0.5 | 0.0 | 0.0 | 100.0
| 27.8 | 13.1 | 6.0 | 2.0 | 0.6 | 0.0 | 0.0 | 15.12
| ID | 72 | 14 | 7 | 7 | 7 | 14 | 0 | 0 | 123
|
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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