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 | 13 | 18 | 32 | 37 | 45 | 37 | 30 | 30 | 24 | 21 | 20 | 18 | 23 | 19 | 18 | 45 | 34 | 35 | 27 | 22 | 21 | 24 | 26 | 22 | 23 | 30 | 28 | 33 | 34 | 21 | 22 | 26.91 | 45.23 | 31.00
| 2 | 37 | 46 | 45 | 31 | 17 | 13 | 18 | 29 | 66 | 68 | 35 | 29 | 18 | 22 | 48 | 29 | 18 | 35 | 41 | 32 | 18 | 25 | 24 | 28 | 27 | 46 | 55 | 49 | ~ | ~ | ~ | 33.98 | 68.39 | 28.00
| 3 | 22 | 35 | 22 | 29 | 35 | 21 | 26 | 30 | 44 | 31 | 44 | 40 | 26 | 31 | 40 | 30 | 34 | 40 | 33 | 21 | 20 | 28 | 25 | 42 | 28 | 27 | 27 | 20 | 34 | 47 | 46 | 31.51 | 46.54 | 31.00
| 4 | 45 | 56 | 26 | 18 | 21 | 29 | 27 | 32 | 29 | 25 | 20 | 20 | 25 | 16 | 31 | 31 | 17 | 34 | 32 | 43 | 22 | 31 | 30 | 27 | 20 | 36 | 35 | 30 | 25 | 43 | ~ | 29.23 | 56.22 | 30.00
| 5 | 22 | 21 | 33 | 25 | 25 | ~ | 19 | 16 | 27 | 18 | 20 | 25 | ~ | 24 | 13 | 30 | 29 | 30 | 21 | 21 | 42 | 15 | 25 | 29 | 35 | 24 | 29 | 22 | 21 | 22 | 25 | 24.43 | 42.03 | 29.00
| 6 | 20 | 21 | 25 | 25 | ~ | 13 | 22 | 20 | 26 | 26 | 25 | 21 | 16 | 30 | 28 | 34 | 34 | 28 | 15 | 14 | 31 | 33 | 32 | 31 | 28 | 18 | 22 | 23 | 25 | 23 | ~ | 24.45 | 33.82 | 29.00
| 7 | 25 | 34 | 14 | 14 | 12 | 17 | 21 | 34 | 21 | 14 | 20 | 26 | 26 | 24 | 26 | 29 | 20 | 22 | 22 | 29 | 21 | 35 | 26 | 19 | 19 | 24 | 20 | 25 | 24 | 28 | 17 | 22.82 | 34.54 | 31.00
| 8 | 22 | 33 | 30 | 30 | 32 | 32 | 23 | 22 | 37 | 27 | ~ | 34 | 34 | 14 | 17 | 24 | 26 | 16 | 19 | 22 | 18 | 26 | 26 | 34 | 30 | 23 | 22 | 19 | 29 | 34 | 28 | 26.18 | 36.79 | 30.00
| 9 | 23 | 26 | 23 | 21 | 21 | 21 | 26 | 38 | 39 | 52 | 29 | 26 | ~ | 39 | 42 | ~ | 39 | 26 | 27 | 19 | 30 | 32 | 36 | 34 | 30 | 17 | 26 | 34 | 18 | 31 | ~ | 29.48 | 51.75 | 28.00
| 10 | 17 | 16 | 15 | 28 | 38 | 28 | 30 | 28 | 18 | 21 | 28 | 41 | 37 | 36 | 30 | 23 | 21 | 37 | 42 | 37 | ~ | 24 | 25 | 29 | 45 | 35 | 29 | 36 | 41 | 31 | 30 | 29.85 | 44.84 | 30.00
| 11 | 40 | 44 | 39 | 40 | 38 | 27 | 23 | 31 | 33 | 28 | 22 | 28 | 30 | 25 | 42 | 34 | 31 | 30 | 45 | 31 | 37 | 42 | 41 | 40 | 47 | 43 | 34 | 31 | 28 | 27 | ~ | 34.39 | 46.59 | 30.00
| 12 | 36 | 28 | 22 | 24 | 18 | 23 | 24 | 31 | 28 | 51 | 28 | 15 | 26 | 25 | 34 | 29 | 20 | 24 | 35 | 43 | 25 | 1.91 | 17 | 15 | 24 | 25 | 45 | 50 | 37 | 35 | 42 | 28.44 | 51.24 | 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. | 58 | 31 | 1 | 0 | 0 | 0 | 0 | 0 | 90
| 32 | 1 | 0 | 0 | 0 | 0 | 0 | 68
| REL. | 64.4 | 34.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 35.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.2
| ID | 64 | 34 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 77 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 11 | 0 | 0 | 0 | 0 | 0 | 0 | 56
| REL. | 87.5 | 12.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 12.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.4
| ID | 87 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 72 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 17 | 0 | 0 | 0 | 0 | 0 | 0 | 52
| REL. | 80.8 | 19.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 19.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.9
| ID | 80 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 55 | 36 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 36 | 0 | 0 | 0 | 0 | 0 | 0 | 51
| REL | 60.4 | 39.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 39.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.12
| ID | 60 | 39 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 262 | 95 | 1 | 0 | 0 | 0 | 0 | 0 | 358
| 96 | 1 | 0 | 0 | 0 | 0 | 0 | 68 | REL. | 73.1 | 26.5 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.8 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.2
| ID | 73 | 26 | | 0 | 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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