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 | 25 | 24 | 21 | 15 | 16 | 20 | 18 | 19 | 17 | 22 | 15 | 20 | 22 | 17 | 15 | 18 | 29 | 31 | ~ | ~ | 18 | 20 | 22 | 28 | 14 | 18 | 16 | 17 | 23 | 23 | 25 | 20.27 | 30.74 | 29.00
| 2 | 17 | 23 | 21 | 14 | 16 | 18 | 15 | 20 | 29 | 31 | 34 | 29 | 26 | 29 | 31 | 18 | 17 | 15 | 17 | ~ | ~ | ~ | 22 | 22 | 19 | 26 | 27 | 26 | ~ | ~ | ~ | 22.50 | 34.11 | 25.00
| 3 | 24 | 21 | 24 | 32 | 23 | 24 | 18 | 17 | 19 | 14 | 21 | 28 | 38 | 36 | 30 | 23 | 34 | 49 | 51 | 21 | 22 | 20 | 16 | 28 | 25 | 24 | 32 | 39 | 26 | 62 | 57 | 28.94 | 61.75 | 31.00
| 4 | 56 | 57 | 56 | 70 | 60 | 18 | 15 | 30 | 35 | 40 | 26 | 19 | 18 | 21 | 22 | 17 | 13 | 26 | 21 | 20 | 24 | 20 | 21 | 23 | 17 | 17 | 19 | 24 | 31 | 32 | ~ | 28.95 | 69.59 | 30.00
| 5 | 32 | 18 | 22 | 20 | 21 | 20 | 25 | 27 | 28 | 21 | 18 | 22 | 21 | 21 | 17 | 21 | 37 | 39 | 28 | 28 | 27 | 22 | 20 | 28 | 28 | 25 | 24 | 34 | 26 | ~ | 16 | 24.56 | 38.72 | 30.00
| 6 | 21 | 25 | 21 | 17 | 17 | 24 | 29 | ~ | 20 | 28 | 27 | 19 | 25 | 28 | 16 | 27 | 26 | ~ | ~ | ~ | 15 | 20 | 20 | ~ | 22 | 29 | 29 | 26 | 20 | 24 | ~ | 22.96 | 29.44 | 25.00
| 7 | 25 | 26 | 24 | 33 | 32 | ~ | 16 | 19 | 16 | 21 | 22 | 27 | 19 | 19 | 28 | 24 | 26 | 22 | 28 | 21 | 21 | 22 | 21 | 19 | 20 | 24 | 22 | 18 | 23 | 16 | 23 | 22.64 | 32.70 | 30.00
| 8 | 22 | 34 | 34 | 40 | 39 | 36 | 23 | 18 | 19 | 16 | 21 | 21 | 26 | 19 | 13 | 13 | 11 | 17 | 13 | 14 | 14 | 14 | ~ | ~ | ~ | ~ | 10 | 11 | 14 | 10 | ~ | 20.09 | 39.93 | 26.00
| 9 | 5.35 | 11 | ~ | ~ | ~ | ~ | 12 | 18 | 29 | 24 | 17 | 19 | 16 | 24 | 32 | 38 | 33 | 32 | 28 | 19 | 10 | 5.11 | 8.83 | 7.13 | 6.74 | ~ | ~ | 5.23 | 4.85 | 5.05 | ~ | 17.10 | 37.76 | 24.00
| 10 | 4.03 | 7.82 | 8.05 | 2.93 | 7.74 | 4.13 | 6.60 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 6.23 | ~ | ~ | ~ | 15 | 16 | 3.72 | 8.01 | 10 | 4.37 | 9 | 5.21 | 4.48 | 8.00 | 7.69 | 14 | 5.49 | 7.55 | 16.33 | 21.00
| 11 | 6.20 | 15 | 7.28 | 12 | 7.99 | 14 | 3.99 | 3.32 | 4.37 | 4.86 | 5.27 | 4.41 | 8.72 | 5.59 | 4.51 | 10 | 14 | 4.45 | 14 | 18 | 11 | 14 | 13 | 5.95 | 7.80 | 6.39 | 13 | 7.01 | 10 | 11 | ~ | 8.93 | 18.31 | 30.00
| 12 | 4.97 | 3.49 | 4.36 | 1.92 | 3.35 | 3.95 | 3.75 | 2.33 | 11 | 5.93 | 4.15 | 3.93 | 7.17 | 7.55 | ~ | 9 | 10 | 3.20 | 5.16 | 8.87 | 10 | 8.85 | 14 | 13 | 14 | 3.81 | 4.05 | 4.05 | 4.44 | 5.32 | 5.52 | 6.37 | 14.17 | 30.00
|
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. | 56 | 26 | 3 | 0 | 0 | 0 | 0 | 0 | 85
| 29 | 3 | 0 | 0 | 0 | 0 | 0 | 62
| REL. | 65.8 | 30.5 | 3.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 34.1 | 3.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 30.3
| ID | 65 | 30 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 48 | 32 | 5 | 0 | 0 | 0 | 0 | 0 | 85
| 37 | 5 | 0 | 0 | 0 | 0 | 0 | 70
| REL. | 56.4 | 37.6 | 5.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 43.5 | 5.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.4
| ID | 56 | 37 | 5 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 60 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 80
| 20 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 75.0 | 25.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 25.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.8
| ID | 75 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 81 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 81
| 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 | 20.11
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 245 | 78 | 8 | 0 | 0 | 0 | 0 | 0 | 331
| 86 | 8 | 0 | 0 | 0 | 0 | 0 | 70 | REL. | 74.0 | 23.5 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.0 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.4
| ID | 74 | 23 | 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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