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 | ~ | ~ | ~ | ~ | ~ | 29 | 30 | 23 | 28 | 28 | 28 | 50 | 56 | 36 | 55 | 24 | 24 | 24 | 32 | 44 | 10 | 15 | 15 | 15 | 15 | 48 | ~ | 41 | 49 | 37 | 37 | 31.72 | 56.00 | 25.00
| 2 | 37 | 46 | 35 | 81 | 163 | 34 | 34 | 34 | 44 | 73 | 46 | 14 | 12 | 12 | 12 | 14 | 27 | 41 | 18 | 9.00 | 9.00 | 9.00 | 12 | 25 | 46 | 46 | 11 | 11 | ~ | ~ | ~ | 34.11 | 163.00 | 28.00
| 3 | 11 | 19 | 30 | 25 | 16 | 12 | 12 | 12 | 26 | 22 | 24 | 15 | 9.00 | 9.00 | 9.00 | 12 | 25 | 36 | 11 | 6.00 | 6.00 | 6.00 | 23 | 29 | 39 | 39 | 32 | 32 | 32 | 15 | 21 | 19.84 | 39.00 | 31.00
| 4 | 15 | 12 | 11 | 11 | 11 | 18 | 19 | 14 | 8.00 | 10 | 10 | 10 | 10 | 13 | 8.00 | 11 | 5.00 | 5.00 | 5.00 | 12 | 6.00 | 17 | 11 | 6.00 | 6.00 | 6.00 | 4.00 | 5.00 | 5.00 | 4.00 | ~ | 9.60 | 19.00 | 30.00
| 5 | 4.00 | 4.00 | 4.00 | 16 | 17 | 17 | 15 | 15 | 15 | 15 | 27 | 33 | 29 | 14 | 25 | 25 | 25 | 28 | 40 | 35 | 35 | 38 | 38 | 38 | 33 | 25 | 26 | 10 | 19 | 19 | 19 | 22.68 | 40.00 | 31.00
| 6 | 28 | 24 | 21 | 20 | 17 | 17 | 17 | 20 | 21 | 28 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 21.30 | 28.00 | 10.00
| 7 | 6.00 | 9.00 | 13 | 13 | 13 | 13 | 30 | 28 | 32 | 19 | 19 | 19 | 33 | 28 | 34 | 29 | 17 | 17 | 17 | 22 | 22 | 18 | 25 | 19 | 19 | 19 | 23 | 13 | 44 | 38 | 11 | 21.35 | 44.00 | 31.00
| 8 | 11 | 11 | 29 | 25 | 30 | 41 | 17 | 17 | 17 | 29 | 33 | 21 | 26 | 24 | 24 | 24 | 40 | 26 | 28 | 37 | 17 | 17 | 17 | 13 | 19 | 12 | 21 | 13 | 13 | 13 | 20 | 22.10 | 41.00 | 31.00
| 9 | 11 | 11 | 11 | 7.00 | 7.00 | 7.00 | 13 | 17 | 21 | 18 | 15 | 15 | 15 | 18 | 27 | 22 | 16 | 15 | 15 | 15 | 26 | 22 | 22 | 10 | 11 | 11 | 11 | 17 | 11 | 14 | ~ | 15.03 | 27.00 | 30.00
| 10 | 18 | 19 | 19 | 19 | 18 | 19 | 27 | 23 | 12 | 12 | 12 | 21 | 30 | 28 | 25 | 12 | 12 | 12 | 57 | 49 | 36 | 20 | 12 | 12 | 12 | 31 | 18 | 18 | 21 | 18 | 18 | 21.29 | 57.00 | 31.00
| 11 | 18 | 45 | 27 | ~ | 20 | 29 | 29 | 29 | 40 | 38 | 36 | 37 | 18 | 18 | 18 | 31 | 20 | 24 | 11 | 14 | 14 | 14 | 50 | 54 | 65 | 23 | 13 | 13 | 13 | 27 | ~ | 27.17 | 65.00 | 29.00
| 12 | 38 | 39 | 34 | 13 | 13 | 13 | 13 | 23 | 30 | 49 | 16 | 16 | 16 | 28 | 88 | 24 | 51 | 17 | 17 | 17 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 27.75 | 88.00 | 20.00
|
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. | 57 | 24 | 2 | 0 | 1 | 0 | 0 | 0 | 84
| 27 | 3 | 1 | 1 | 0 | 0 | 0 | 163
| REL. | 67.8 | 28.5 | 2.3 | 0.0 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 32.1 | 3.6 | 1.2 | 1.2 | 0.0 | 0.0 | 0.0 | 5.2
| ID | 67 | 28 | 2 | 0 | 5 | 0 | 0 | 0 | 104
| |
|
|
ABS. | 65 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 71
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 91.5 | 8.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 19.5
| ID | 91 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 86 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 44
| REL. | 93.4 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.7
| ID | 93 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 63 | 16 | 1 | 0 | 0 | 0 | 0 | 0 | 80
| 17 | 1 | 0 | 0 | 0 | 0 | 0 | 88
| REL | 78.7 | 20.0 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 21.2 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.12
| ID | 78 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 271 | 52 | 3 | 0 | 1 | 0 | 0 | 0 | 327
| 56 | 4 | 1 | 1 | 0 | 0 | 0 | 163 | REL. | 82.8 | 15.9 | 0.9 | 0.0 | 0.3 | 0.0 | 0.0 | 0.0 | 100.0
| 17.1 | 1.2 | 0.3 | 0.3 | 0.0 | 0.0 | 0.0 | 5.2
| ID | 82 | 15 | | 0 | 1 | 0 | 0 | 0 | 101
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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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