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 | 15 | 13 | 43 | 80 | 63 | 49 | 52 | 32 | 32 | 31 | 26 | 27 | 46 | 41 | 23 | 22 | 26 | 21 | 28 | 18 | 24 | 22 | 25 | 25 | 21 | 15 | 12 | 19 | 14 | 22 | 33 | 29.71 | 80.30 | 31.00
| 2 | 25 | 20 | 16 | 30 | 27 | 28 | 35 | 19 | 16 | 12 | 10 | 17 | 27 | 34 | 54 | 74 | 19 | 27 | 18 | 14 | 16 | 12 | 13 | 15 | 27 | 14 | 12 | 15 | ~ | ~ | ~ | 23.02 | 74.29 | 28.00
| 3 | 13 | 21 | 15 | 27 | 41 | 15 | 15 | 20 | 8.90 | 21 | 12 | 17 | 22 | 20 | 19 | 21 | 21 | 15 | 15 | 16 | 14 | 6.51 | 7.89 | 6.28 | 11 | 12 | 13 | 44 | 59 | 45 | 41 | 20.53 | 59.08 | 31.00
| 4 | 30 | 28 | 19 | 22 | 21 | 21 | 29 | 42 | 33 | 26 | 39 | 37 | 30 | 22 | 18 | 42 | 26 | 34 | 31 | 22 | 18 | 29 | 20 | 25 | 27 | 22 | 15 | 12 | 18 | 28 | ~ | 26.23 | 42.25 | 30.00
| 5 | 21 | 22 | 40 | 16 | 18 | 26 | 30 | 23 | 37 | 26 | 19 | 28 | 32 | 24 | 26 | 20 | 16 | 25 | 13 | 21 | 23 | 22 | 31 | 21 | 21 | 19 | 27 | 32 | 16 | 21 | 25 | 23.83 | 39.86 | 31.00
| 6 | 8.92 | 15 | 23 | 33 | 20 | 18 | 19 | 14 | 13 | 16 | 27 | 28 | 15 | 22 | 11 | 17 | 24 | ~ | 30 | 22 | ~ | 20 | ~ | 26 | 22 | 31 | 23 | 24 | 12 | 17 | ~ | 20.37 | 32.58 | 27.00
| 7 | ~ | ~ | ~ | 15 | 14 | 15 | 20 | 25 | 26 | 21 | 14 | 21 | 14 | 14 | 20 | 19 | 28 | 21 | 21 | 20 | 14 | 18 | 22 | 16 | 16 | 18 | ~ | ~ | 18 | 27 | 27 | 19.36 | 28.28 | 26.00
| 8 | 22 | 21 | 22 | 17 | 25 | 22 | 22 | 26 | 35 | 17 | 17 | 13 | 17 | 8.81 | 12 | 23 | 22 | 30 | 18 | 39 | 40 | 33 | 44 | 32 | 31 | 42 | 45 | 33 | 46 | 35 | 29 | 27.07 | 46.12 | 31.00
| 9 | 14 | 26 | 34 | 39 | 38 | 27 | 36 | 32 | 42 | ~ | ~ | 28 | 41 | 21 | 10 | 20 | 20 | 35 | 34 | ~ | 25 | 34 | 21 | 26 | 26 | 32 | 16 | 25 | 33 | 45 | ~ | 28.86 | 44.73 | 27.00
| 10 | 46 | 45 | 26 | 25 | 20 | 13 | 20 | 26 | 36 | 25 | 23 | 18 | 22 | 22 | 21 | 23 | 21 | 24 | 17 | 32 | 40 | 31 | 26 | 38 | 24 | 14 | 15 | 18 | 35 | 35 | 35 | 26.32 | 46.43 | 31.00
| 11 | 25 | 24 | 20 | 31 | 29 | 38 | 46 | 34 | 18 | 28 | 36 | 41 | 34 | 30 | 15 | 11 | 27 | 44 | 32 | 32 | 51 | 59 | 25 | 54 | 59 | 47 | 40 | 49 | 33 | 24 | ~ | 34.50 | 59.38 | 30.00
| 12 | 25 | 31 | 29 | 28 | 24 | 21 | 28 | 19 | 45 | 64 | 73 | 56 | 61 | 68 | 60 | 39 | 26 | 28 | 45 | 33 | 46 | 50 | 46 | 55 | 66 | 16 | 18 | 22 | 25 | 31 | 35 | 39.18 | 73.21 | 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. | 74 | 14 | 2 | 0 | 0 | 0 | 0 | 0 | 90
| 16 | 2 | 0 | 0 | 0 | 0 | 0 | 80
| REL. | 82.2 | 15.5 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.8 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.1
| ID | 82 | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 81 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 7 | 0 | 0 | 0 | 0 | 0 | 0 | 42
| REL. | 92.0 | 7.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 8.4
| ID | 92 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 65 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 84
| 19 | 0 | 0 | 0 | 0 | 0 | 0 | 46
| REL. | 77.3 | 22.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 22.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.8
| ID | 77 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 55 | 35 | 2 | 0 | 0 | 0 | 0 | 0 | 92
| 37 | 2 | 0 | 0 | 0 | 0 | 0 | 73
| REL | 59.7 | 38.0 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 40.2 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 11.12
| ID | 59 | 38 | 2 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 275 | 75 | 4 | 0 | 0 | 0 | 0 | 0 | 354
| 79 | 4 | 0 | 0 | 0 | 0 | 0 | 80 | REL. | 77.6 | 21.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 22.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.1
| ID | 77 | 21 | 1 | 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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