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 | 20 | 21 | 12 | 10 | 8.97 | 8.85 | 12 | 14 | 10 | 12 | 20 | 18 | 27 | 31 | 65 | 39 | 30 | 20 | 28 | 38 | 47 | 34 | 26 | 16 | 14 | 5.83 | 10 | 7.32 | 26 | 24 | 21 | 21.84 | 64.68 | 31.00
| 2 | 28 | 15 | 18 | 33 | 7.85 | 8.23 | 8.06 | 7.88 | 8.63 | 17 | 17 | 13 | 17 | 16 | 12 | 30 | 25 | 40 | 18 | 8.00 | 13 | 6.11 | 12 | 20 | 18 | 23 | 22 | 14 | ~ | ~ | ~ | 16.89 | 40.02 | 28.00
| 3 | 16 | 9 | 17 | 13 | 14 | 11 | 11 | 8.69 | 8.53 | 4.58 | 3.63 | 5.26 | 1.98 | 3.51 | 6.79 | 6.79 | 11 | 8.56 | 3.13 | 8.53 | 21 | 13 | 6.06 | 3.31 | 10 | 18 | 13 | 8.59 | 7.78 | 10 | 20 | 9.77 | 21.23 | 31.00
| 4 | 21 | 11 | 12 | 11 | 4.65 | 5.44 | 7.12 | 8.10 | 6.87 | 11 | 17 | 10 | 20 | 16 | 3.25 | 3.77 | 13 | 7.44 | 5.33 | 12 | 10 | 7.29 | 17 | 18 | 10 | 3.67 | 4.11 | 2.51 | 7.77 | 4.82 | ~ | 9.66 | 21.17 | 30.00
| 5 | 5.12 | 13 | 4.80 | 5.59 | 5.41 | 7.43 | 7.36 | 6.87 | 5.15 | 10 | 12 | 10 | 11 | 13 | 6.09 | 2.69 | 3.45 | 10 | 4.82 | 4.19 | 13 | 5.04 | 5.35 | 9 | 11 | 7.55 | 4.98 | 3.44 | 6.58 | 5.74 | 4.36 | 7.22 | 13.14 | 31.00
| 6 | 4.02 | 1.33 | 3.19 | 13 | 5.30 | 4.36 | 3.97 | 1.43 | 4.01 | 6.32 | 7.40 | 2.62 | 8.71 | 5.02 | 11 | 4.87 | 3.39 | 13 | 14 | 10 | 11 | 4.00 | 1.83 | 2.72 | 7.30 | 7.81 | 8.44 | 4.68 | 5.59 | 7.69 | ~ | 6.25 | 13.65 | 30.00
| 7 | 13 | 8.45 | 6.23 | 2.04 | 7.75 | 6.16 | 3.05 | 1.33 | 1.45 | 2.37 | 3.97 | 1.42 | 3.17 | 4.21 | 2.60 | 4.18 | 2.34 | 2.26 | 3.55 | 2.24 | 12 | 10 | 6.52 | 6.35 | 8.19 | 9 | 6.48 | 12 | 10 | 7.71 | 4.52 | 5.61 | 12.88 | 31.00
| 8 | 4.46 | 8.43 | 3.33 | 5.03 | 3.05 | 3.57 | 1.33 | 5.70 | 5.08 | 4.23 | 4.75 | 4.51 | 1.96 | 5.43 | 4.72 | 5.91 | 4.69 | 4.27 | 3.56 | 2.67 | 8.82 | 7.79 | 6.24 | 6.88 | 12 | 8.57 | 4.63 | 5.77 | 10 | 5.04 | 5.20 | 5.41 | 12.38 | 31.00
| 9 | 1.85 | 4.08 | 2.42 | 5.90 | 7.12 | 6.23 | 8.72 | 1.33 | 1.33 | 1.33 | 2.63 | 1.52 | 3.47 | 3.81 | 7.84 | 2.93 | 7.04 | 2.29 | 3.67 | 3.96 | 4.86 | 4.58 | 3.67 | 3.42 | 6.77 | 12 | 21 | 6.80 | 7.40 | 3.98 | ~ | 5.13 | 20.92 | 30.00
| 10 | 2.41 | 5.89 | 4.56 | 4.15 | 8.55 | 3.52 | 4.60 | 4.07 | 11 | 7.73 | 4.72 | 7.51 | 2.69 | 2.89 | 5.95 | 6.21 | 7.96 | 6.31 | 7.52 | 3.73 | 4.21 | 2.94 | 15 | 6.74 | 8.76 | 14 | 13 | 7.09 | 2.91 | 3.65 | 3.88 | 6.28 | 15.26 | 31.00
| 11 | 9 | 13 | 6.91 | 8.02 | 6.99 | 7.26 | 1.96 | 1.70 | 15 | 12 | 10 | 10 | 17 | 32 | 21 | 17 | 14 | 11 | 11 | 12 | 7.43 | 5.33 | 13 | 23 | 23 | 18 | 24 | 11 | 8.77 | 22 | ~ | 13.04 | 32.35 | 30.00
| 12 | 19 | 20 | 28 | 21 | 13 | 26 | 74 | 73 | 77 | 33 | 38 | 43 | 69 | 82 | 45 | 44 | 50 | 23 | 8.56 | 14 | 8.66 | 13 | 18 | 10 | 14 | 22 | 19 | 7.89 | 6.33 | 9 | 17 | 30.53 | 82.21 | 31.00
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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- 50 | 51- 100 | 101- 150 | 151- 225 | 226- 300 | 301- 450 | 451- 600 | over 600 | 50 | 100 | 150 | 225 | 300 | 450 | 600
| |
|
|
ABS. | 89 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 65
| 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 | 15.1
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 91 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21
| 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 | 1.4
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 92 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21
| 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 | 27.9
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 86 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 82
| 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 | 14.12
| ID | 93 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 358 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 365
| 7 | 0 | 0 | 0 | 0 | 0 | 0 | 82 | REL. | 98.0 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.12
| ID | 98 | 1 | 0 | 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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