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 | 0.86 | 0.89 | 0.69 | 2.48 | 1.56 | 1.43 | 2.65 | 1.18 | 1.26 | 1.33 | 1.64 | 2.86 | 1.56 | 3.64 | 3.93 | 1.88 | 0.62 | 0.70 | 0.61 | 0.81 | 0.87 | 0.56 | 0.91 | 0.69 | 3.91 | 1.02 | 1.30 | 1.38 | 1.86 | 1.49 | 1.15 | 1.54 | 3.93 | 31.00
| 2 | 1.49 | 1.83 | 2.97 | 4.29 | 4.83 | 3.58 | 1.87 | 1.67 | 0.70 | 0.83 | 0.96 | 1.88 | 2.16 | 1.14 | 1.80 | 4.31 | 4.53 | 2.20 | 1.23 | 1.04 | 2.52 | 2.72 | 3.12 | 2.47 | 2.43 | 1.46 | 1.06 | 2.02 | ~ | ~ | ~ | 2.25 | 4.83 | 28.00
| 3 | 5.64 | 2.04 | 1.63 | 0.75 | 1.33 | 2.34 | 0.97 | 1.52 | 0.48 | 1.40 | 1.53 | 0.87 | 0.74 | 0.79 | 1.93 | 1.02 | 0.70 | 0.77 | 1.70 | 2.85 | 1.93 | 1.86 | 3.40 | 1.44 | 0.77 | 0.93 | 1.01 | 2.53 | 1.75 | 0.90 | 0.91 | 1.56 | 5.64 | 31.00
| 4 | 1.29 | 1.10 | 0.80 | 1.97 | 1.42 | ~ | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 0.60 | 1.97 | 11.00
| 5 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 1.47 | 1.82 | 1.18 | 2.46 | 1.35 | 1.48 | 1.86 | 1.79 | 0.98 | 0.63 | 1.63 | 1.43 | 1.06 | 1.45 | 0.80 | 0.98 | 1.35 | 0.75 | 1.64 | 1.84 | 1.40 | 2.46 | 20.00
| 6 | 1.07 | 1.10 | 1.95 | 1.64 | ~ | ~ | ~ | 1.81 | 1.24 | 1.25 | 2.10 | 0.81 | 0.76 | 0.74 | 1.00 | 0.71 | 1.31 | 2.91 | 1.31 | 1.63 | 2.04 | 1.90 | 1.22 | 0.84 | 0.77 | 0.93 | 1.25 | 1.56 | 1.02 | 1.17 | ~ | 1.34 | 2.91 | 27.00
| 7 | 0.97 | 1.27 | 1.31 | 1.00 | 1.93 | 1.42 | 1.88 | 1.06 | 1.48 | 1.50 | 1.09 | 0.92 | 1.38 | 1.73 | 1.49 | 1.08 | 1.07 | 1.00 | 1.08 | 1.26 | 2.22 | 1.91 | 1.53 | 1.31 | 0.80 | 1.10 | 0.82 | 1.17 | 1.10 | 0.97 | 0.97 | 1.28 | 2.22 | 31.00
| 8 | 0.96 | 0.91 | 0.88 | 1.02 | 0.85 | 1.01 | 1.23 | 1.24 | 1.21 | 1.53 | 1.48 | ~ | 1.08 | 1.32 | 2.20 | 1.21 | 1.61 | 1.51 | 3.07 | 2.20 | 1.78 | 1.37 | 0.85 | 0.91 | 0.90 | 0.69 | 0.87 | 0.69 | 0.56 | 0.77 | 1.33 | 1.24 | 3.07 | 30.00
| 9 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~
| 10 | 2.32 | 1.55 | 1.75 | 1.80 | 1.17 | 1.36 | 1.17 | 2.43 | 2.27 | 1.93 | 2.10 | 1.19 | 0.84 | 2.00 | 1.30 | 0.82 | 0.59 | 1.10 | 1.17 | 1.34 | 1.33 | 0.74 | 0.42 | 0.55 | 0.63 | 2.11 | 1.65 | ~ | 0.58 | 0.55 | 0.63 | 1.31 | 2.43 | 30.00
| 11 | 0.56 | 0.52 | 0.85 | 0.57 | 0.38 | 0.67 | 0.96 | 0.71 | 0.70 | 0.95 | 0.60 | 0.50 | 0.89 | 1.26 | 0.70 | 1.12 | 1.48 | 1.66 | 0.75 | 0.48 | 0.91 | 1.39 | 0.88 | 0.77 | 0.82 | 1.15 | 0.76 | 0.54 | 0.77 | 1.46 | ~ | 0.86 | 1.66 | 30.00
| 12 | 4.09 | 1.72 | 2.72 | 4.65 | 4.24 | ~ | ~ | ~ | 1.09 | 1.28 | 2.13 | 2.76 | 2.05 | 2.57 | 1.18 | 1.07 | 3.80 | 1.12 | 1.38 | 1.58 | 0.83 | 0.82 | 0.56 | 0.83 | 0.56 | 1.45 | 1.38 | 1.42 | 1.20 | 0.51 | ~ | 1.81 | 4.65 | 27.00
|
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. | 90 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6
| 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 | 1.3
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 58 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 581
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3
| 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 | 18.6
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 61 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3
| 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 | 19.8
| 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 | 5
| 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 | 4.12
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 296 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 296
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 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 | 1.3
| 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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