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 | 18 | 18 | 11 | 13 | 11 | 11 | 10 | 8.30 | 11 | 13 | 13 | 10 | 8.92 | 11 | 11 | 10 | 13 | 13 | 9 | 7.83 | 8.37 | 11 | 13 | 10 | 13 | 8.84 | 8.68 | 10 | 13 | 16 | ~ | 11.48 | 18.10 | 30.00
| 2 | 19 | 18 | 12 | 11 | 6.74 | 7.83 | 6.14 | 7.56 | 17 | 23 | ~ | ~ | ~ | ~ | ~ | 24 | 17 | 16 | 14 | 10 | 8.58 | 7.33 | 5.60 | 4.56 | 11 | 8.98 | 15 | 8.62 | ~ | ~ | ~ | 12.12 | 24.50 | 23.00
| 3 | 6.39 | 5.43 | 5.25 | 2.88 | 2.27 | 2.91 | 1.99 | 2.59 | 3.26 | 2.43 | 1.48 | 4.00 | 3.78 | 11 | 4.92 | 3.28 | 3.40 | 5.31 | 5.82 | 3.56 | 0.68 | 0.48 | 3.02 | 3.76 | 5.58 | ~ | ~ | ~ | ~ | 2.50 | 3.05 | 3.74 | 10.97 | 27.00
| 4 | 3.40 | 3.42 | 2.09 | 6.27 | 0.53 | 0.33 | 0.38 | 1.00 | 0.45 | 0.41 | 0.48 | 0.27 | 0.29 | 0.27 | 0.49 | 0.27 | 0.28 | 4.01 | 0.58 | 10 | 12 | 6.45 | 2.56 | 5.56 | 3.30 | 0.70 | 0.42 | 0.28 | 1.41 | 2.24 | ~ | 2.35 | 12.47 | 30.00
| 5 | 2.74 | 2.40 | 0.31 | 0.32 | 0.29 | 0.34 | 0.27 | 0.29 | 3.88 | 2.80 | 5.40 | 1.46 | 0.62 | 3.57 | 3.51 | 5.25 | 5.57 | 9 | 9 | 6.72 | 3.67 | 4.78 | 0.59 | 0.46 | 2.32 | 0.40 | 0.43 | 1.43 | 3.03 | 0.59 | 0.86 | 2.68 | 9.43 | 31.00
| 6 | 0.51 | 0.61 | 0.29 | 0.27 | 0.27 | 0.48 | 0.48 | 0.27 | 0.35 | ~ | 0.92 | 0.35 | 0.48 | 0.46 | 0.27 | 2.19 | 3.20 | ~ | ~ | ~ | 12 | 8.48 | 18 | 18 | 17 | 17 | 15 | 15 | 16 | 16 | ~ | 6.31 | 18.28 | 26.00
| 7 | 15 | 16 | 15 | 15 | 14 | 15 | 14 | 13 | 14 | 14 | 16 | 14 | 14 | 15 | 15 | 16 | 15 | 14 | 15 | 15 | 15 | 15 | 17 | 14 | 16 | 16 | 15 | 18 | 15 | 15 | 15 | 14.98 | 17.99 | 31.00
| 8 | 16 | 17 | 19 | 18 | 17 | 16 | 15 | 15 | 15 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 18 | 15 | 16 | 16 | 23 | 21 | 18 | 16 | 15 | 16 | 18 | 16.36 | 22.62 | 31.00
| 9 | 16 | 17 | 17 | 20 | 19 | 16 | 16 | 19 | 19 | 17 | 20 | 20 | 25 | 25 | 12 | 10 | 9 | 7.98 | 8.56 | 5.94 | 5.12 | 4.55 | 4.49 | 4.76 | 4.65 | 4.90 | 4.58 | 5.70 | 5.10 | 5.41 | ~ | 12.34 | 25.38 | 30.00
| 10 | 5.60 | 6.07 | 5.96 | 5.91 | 11 | 10 | 8.86 | 8.69 | 7.82 | 8.12 | 8.54 | 10 | 10 | 13 | 16 | 13 | 11 | 19 | 16 | 30 | 17 | 17 | 12 | 18 | 25 | 27 | 24 | 27 | 25 | 25 | 23 | 14.97 | 29.57 | 31.00
| 11 | 22 | 24 | 27 | 35 | 27 | 27 | 25 | 28 | 32 | 27 | 34 | 33 | 37 | 34 | 45 | 30 | 29 | 26 | 48 | 41 | 45 | 37 | 43 | 44 | 36 | 30 | 29 | 28 | 26 | 27 | ~ | 32.56 | 47.96 | 30.00
| 12 | 28 | 27 | 25 | 27 | 30 | 25 | 26 | ~ | 25 | 31 | 25 | 24 | 28 | 25 | ~ | 42 | 28 | 32 | 41 | ~ | 50 | 48 | 45 | 45 | 47 | 30 | 35 | 40 | 42 | 35 | 33 | 33.59 | 49.95 | 28.00
|
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- 50 | 51- 100 | 101- 150 | 151- 225 | 226- 300 | 301- 450 | 451- 600 | over 600 | 50 | 100 | 150 | 225 | 300 | 450 | 600
| |
|
|
ABS. | 80 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 80
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24
| 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 | 16.2
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 87 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 87
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18
| 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 | 24.6
| 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 | 25
| 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 | 14.9
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 89 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 50
| 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 | 21.12
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 348 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 348
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 50 | 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 | 21.12
| ID | 100 | 0 | 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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