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 | 26 | 60 | 21 | 15 | 13 | 6.60 | 10 | 9 | 12 | 42 | 27 | 17 | 16 | 22 | 24 | 58 | 44 | 33 | 56 | 52 | 47 | 32 | 24 | 28 | 18 | 11 | 8.60 | 6.02 | 14 | 16 | 11 | 25.20 | 60.17 | 31.00
| 2 | 7.65 | 11 | 54 | 12 | 5.35 | 10 | 43 | 30 | 12 | 14 | 24 | 20 | 11 | 9 | 6.88 | 37 | 36 | 5.81 | 9 | 7.63 | 8.21 | 4.17 | 3.60 | 14 | 28 | 13 | 48 | 47 | ~ | ~ | ~ | 18.92 | 54.06 | 28.00
| 3 | 25 | 25 | 46 | 15 | 28 | 31 | 47 | 46 | 21 | 8.69 | 3.23 | 4.96 | 4.27 | 10 | 10 | 32 | 26 | 7.38 | 8.98 | 13 | 19 | 20 | 20 | 17 | 15 | 23 | 24 | 40 | 43 | 27 | 18 | 21.90 | 47.08 | 31.00
| 4 | 13 | 27 | 22 | 16 | 10 | 6.44 | 5.67 | 11 | 6.38 | 29 | 21 | 10 | 12 | 6.04 | 6.52 | 7.00 | 14 | 8.88 | 4.13 | 16 | 25 | 12 | 15 | 9 | 17 | 5.75 | 9 | 8.94 | 21 | 33 | ~ | 13.59 | 33.46 | 30.00
| 5 | 44 | 26 | 29 | 37 | 6.17 | 5.06 | 9 | 21 | 24 | 19 | 13 | 11 | 12 | 19 | 9 | 14 | 11 | 12 | 19 | 21 | 19 | 16 | 16 | 20 | 16 | 23 | 26 | 17 | 17 | 15 | 13 | 18.06 | 44.23 | 31.00
| 6 | 8.06 | 9 | 5.46 | 8.42 | 17 | 22 | 13 | 7.02 | 16 | 10 | 11 | 19 | 24 | 25 | 17 | 14 | 7.79 | 13 | 11 | 11 | 20 | 25 | 13 | 13 | 23 | 24 | 26 | 22 | 24 | 15 | ~ | 15.74 | 26.08 | 30.00
| 7 | 15 | 12 | 13 | 18 | 16 | 19 | 22 | 34 | 12 | 15 | 10 | 9 | 6.46 | 6.56 | 11 | 4.94 | 4.96 | 10 | 5.92 | 12 | 10 | 15 | 13 | 13 | 14 | 17 | 22 | 17 | 24 | 21 | 29 | 14.55 | 34.48 | 31.00
| 8 | 15 | 15 | 18 | 8.73 | 8.17 | 8.54 | 9 | 6.56 | 6.85 | 8.25 | 10 | 15 | 14 | 26 | 24 | 28 | 18 | 32 | 26 | 17 | 15 | 27 | 44 | 39 | 37 | 34 | 17 | 7.92 | 10 | 11 | 25 | 18.76 | 44.42 | 31.00
| 9 | 22 | 12 | 11 | 8.33 | 6.38 | 10 | 8.90 | 4.38 | 4.02 | 4.50 | 10 | 7.15 | 8.52 | 5.64 | 12 | 4.73 | 11 | 10 | 22 | 13 | 10 | 14 | 31 | 12 | 12 | 12 | 20 | 13 | 31 | 30 | ~ | 12.70 | 30.92 | 30.00
| 10 | 7.54 | 12 | 15 | 6.85 | 23 | 24 | 18 | 16 | 10 | 11 | 10 | 7.21 | 35 | 54 | 35 | 24 | 29 | 32 | 40 | 46 | 19 | 8.33 | 30 | 19 | 14 | 20 | 30 | 7.73 | 14 | 18 | 12 | 20.89 | 53.92 | 31.00
| 11 | 5.48 | 5.83 | 11 | 19 | 7.15 | 7.95 | 6.60 | 3.71 | 5.85 | 11 | 27 | 41 | 11 | 17 | 14 | 14 | 27 | 27 | 6.44 | 17 | 17 | 6.35 | 8.13 | 5.48 | 25 | 14 | 28 | 12 | 6.06 | 22 | ~ | 14.25 | 41.17 | 30.00
| 12 | 28 | 10 | 14 | 19 | 17 | 6.62 | 16 | 26 | 29 | 29 | 6.15 | 6.92 | 33 | 29 | 31 | 10 | 7.25 | 8.31 | 6.17 | 8.31 | 12 | 11 | 8.29 | 10 | 2.67 | 8.42 | 7.44 | 5.40 | 13 | 6.90 | 9 | 13.98 | 33.02 | 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- 23 | 24- 47 | 48- 70 | 71- 105 | 106- 140 | 141- 210 | 211- 280 | over 280 | 23 | 47 | 70 | 105 | 140 | 210 | 280
| |
|
|
ABS. | 54 | 27 | 9 | 0 | 0 | 0 | 0 | 0 | 90
| 36 | 9 | 0 | 0 | 0 | 0 | 0 | 60
| REL. | 60.0 | 30.0 | 10.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 40.0 | 10.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.1
| ID | 60 | 30 | 10 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 75 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 16 | 0 | 0 | 0 | 0 | 0 | 0 | 44
| REL. | 82.4 | 17.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.5
| ID | 82 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 75 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 17 | 0 | 0 | 0 | 0 | 0 | 0 | 44
| REL. | 81.5 | 18.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.8
| ID | 81 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 68 | 23 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 24 | 1 | 0 | 0 | 0 | 0 | 0 | 54
| REL | 73.9 | 25.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.10
| ID | 73 | 25 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 272 | 83 | 10 | 0 | 0 | 0 | 0 | 0 | 365
| 93 | 10 | 0 | 0 | 0 | 0 | 0 | 60 | REL. | 74.5 | 22.7 | 2.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 25.5 | 2.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.1
| ID | 74 | 22 | 2 | 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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