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 | 37 | 37 | 26 | 10 | 14 | 12 | 14 | 8.04 | 16 | 20 | 18 | 15 | 15 | 11 | 7.39 | 8.11 | 38 | 32 | 27 | 20 | 24 | 44 | 17 | 20 | 14 | 11 | 11 | 18 | 13 | 15 | 34 | 19.56 | 44.07 | 31.00
| 2 | 19 | 17 | 5.38 | 8.85 | 6.88 | 4.97 | 8.66 | 11 | 38 | 34 | 32 | 21 | 23 | 31 | 25 | 12 | 12 | 12 | 9 | 11 | 12 | 7.19 | 5.57 | 8.77 | 16 | 18 | 16 | 28 | ~ | ~ | ~ | 16.17 | 38.22 | 28.00
| 3 | 21 | 8.73 | 15 | 21 | 14 | 22 | 24 | 18 | 18 | 18 | 24 | 33 | 53 | 58 | 33 | 28 | 30 | 48 | 40 | 16 | 20 | 11 | 10 | 16 | 20 | 19 | 23 | 26 | 27 | 50 | 60 | 26.63 | 60.28 | 31.00
| 4 | 49 | 37 | 34 | 20 | 21 | 25 | 13 | 12 | 25 | 26 | 26 | 17 | 6.63 | 11 | 37 | 22 | 18 | 24 | 24 | 19 | 14 | 16 | 13 | 21 | 25 | 25 | 27 | 24 | 31 | 48 | ~ | 23.60 | 48.97 | 30.00
| 5 | 33 | 23 | 26 | 19 | 18 | 21 | 27 | 28 | 19 | 13 | 8.52 | 8.66 | 12 | 15 | 16 | 17 | 21 | 21 | 16 | 31 | 16 | 15 | 20 | 12 | 15 | 21 | 25 | 30 | 19 | 13 | 22 | 19.36 | 33.37 | 31.00
| 6 | 15 | 13 | 14 | 8.42 | 8.55 | 8.73 | 14 | 16 | 12 | 26 | 27 | 18 | 18 | 13 | 14 | 14 | 24 | 7.35 | 17 | 12 | 8.63 | 1.76 | 16 | 19 | 21 | 19 | 20 | 12 | 8.66 | 12 | ~ | 14.49 | 26.88 | 30.00
| 7 | 14 | 21 | 12 | 11 | 36 | 16 | 15 | 10 | 18 | 32 | 13 | 26 | 6.80 | 16 | 11 | 16 | 15 | 12 | 24 | 17 | 14 | 6.29 | 16 | 15 | 20 | 24 | 30 | 16 | 21 | 11 | 14 | 17.03 | 35.64 | 31.00
| 8 | 15 | 27 | 29 | 48 | 34 | 15 | 6.28 | 13 | 13 | 6.23 | ~ | 15 | 15 | 20 | 12 | 7.41 | 5.48 | 12 | 9 | 16 | 12 | 7.81 | 11 | 16 | 24 | 52 | 29 | 33 | 12 | 12 | 22 | 18.31 | 51.74 | 30.00
| 9 | 11 | 11 | 28 | 22 | 19 | 10 | 9 | 22 | 35 | 33 | 18 | 19 | 28 | 32 | 45 | 48 | 46 | 36 | 29 | 15 | 9 | 5.85 | 10 | 9 | 10 | 8.63 | 5.42 | 5.92 | 6.86 | 8.80 | ~ | 19.82 | 47.71 | 30.00
| 10 | 6.80 | 15 | 9 | 4.82 | 17 | 8.23 | 12 | 18 | 9 | 5.72 | 10 | 12 | 16 | 13 | 15 | 16 | 12 | 29 | 27 | 35 | 32 | 28 | 14 | 14 | 21 | 11 | 17 | 14 | 30 | 40 | 12 | 16.84 | 39.58 | 31.00
| 11 | 11 | 35 | 18 | 29 | 54 | 31 | 12 | 15 | 18 | 11 | 31 | 29 | 19 | 15 | 14 | 21 | 29 | 15 | 34 | 32 | 52 | 32 | 27 | 23 | 25 | 25 | 28 | 24 | 21 | 23 | ~ | 25.06 | 53.65 | 30.00
| 12 | 13 | 10 | 10 | 7.72 | 7.24 | 11 | 7.14 | 12 | 43 | 23 | 11 | 9 | 5.58 | 12 | 17 | 17 | 17 | 4.14 | 9 | 16 | 20 | 32 | 35 | 42 | 37 | 7.72 | 6.56 | 17 | 13 | 15 | 29 | 16.56 | 43.05 | 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- 25 | 26- 50 | 51- 75 | 76- 113 | 114- 150 | 151- 225 | 226- 300 | over 300 | 25 | 50 | 75 | 113 | 150 | 225 | 300
| |
|
|
ABS. | 65 | 21 | 4 | 0 | 0 | 0 | 0 | 0 | 90
| 25 | 4 | 0 | 0 | 0 | 0 | 0 | 60
| REL. | 72.2 | 23.3 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 27.8 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 31.3
| ID | 72 | 23 | 4 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 73 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 49
| REL. | 80.2 | 19.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 19.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 80 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 70 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 21 | 1 | 0 | 0 | 0 | 0 | 0 | 52
| REL. | 76.9 | 21.9 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 23.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 26.8
| ID | 76 | 21 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 64 | 26 | 2 | 0 | 0 | 0 | 0 | 0 | 92
| 28 | 2 | 0 | 0 | 0 | 0 | 0 | 54
| REL | 69.5 | 28.2 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.4 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.11
| ID | 69 | 28 | 2 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 272 | 85 | 7 | 0 | 0 | 0 | 0 | 0 | 364
| 92 | 7 | 0 | 0 | 0 | 0 | 0 | 60 | REL. | 74.7 | 23.3 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 25.3 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 31.3
| ID | 74 | 23 | 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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