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 | 34 | 12 | 18 | 14 | 10 | 25 | 28 | 37 | 35 | 17 | 28 | 34 | 34 | 39 | 42 | 16 | 5.62 | 4.56 | 7.12 | 6.25 | 9 | 20 | 36 | 27 | 16 | 21 | 19 | 28 | 10 | 5.90 | 5.99 | 20.77 | 42.04 | 31.00
| 2 | 10 | 14 | 6.13 | 8.92 | 16 | 25 | 18 | 4.60 | 4.31 | 10 | 8.19 | 18 | 9 | 6.23 | 7.73 | 5.81 | 12 | 13 | 14 | 37 | 14 | 29 | 14 | 23 | 8.79 | 15 | 23 | 24 | 19 | ~ | ~ | 14.38 | 37.25 | 29.00
| 3 | 5.56 | 6.60 | 7.44 | 5.65 | 5.56 | 9 | 12 | 4.73 | 2.50 | 5.98 | 5.54 | 20 | 22 | 12 | 3.09 | ~ | ~ | ~ | ~ | ~ | 7.13 | 32 | 60 | 80 | 28 | 19 | 4.88 | 4.85 | 22 | 5.88 | 16 | 15.76 | 79.81 | 26.00
| 4 | 27 | 30 | 25 | 18 | 13 | 10 | 11 | 18 | 32 | 55 | 40 | 16 | 7.40 | 14 | 14 | 22 | 14 | 17 | 35 | 34 | 36 | 41 | 35 | 23 | 14 | 21 | 25 | 26 | 23 | 34 | ~ | 24.34 | 55.34 | 30.00
| 5 | 31 | 17 | 22 | 27 | 33 | 35 | 43 | 26 | 17 | 36 | 45 | 19 | 13 | 11 | 18 | 17 | 19 | 10 | 6.95 | 10 | 15 | 10 | 19 | 18 | 14 | 16 | 11 | 11 | 14 | 12 | 15 | 19.73 | 45.09 | 31.00
| 6 | 15 | 13 | 26 | 40 | 15 | 13 | 12 | 30 | 31 | 34 | 27 | 14 | 21 | 24 | 9 | 5.59 | 7.48 | 13 | 18 | 21 | 23 | 24 | 9 | 5.75 | 7.10 | 4.75 | 3.43 | 9 | 5.47 | 11 | ~ | 16.42 | 39.72 | 30.00
| 7 | 23 | 21 | 11 | 10 | 4.37 | 7.70 | 13 | 4.47 | 8.40 | 3.05 | 4.66 | 6.14 | 13 | 10 | 4.67 | 10 | 6.63 | 10 | 5.64 | 5.40 | 8.50 | 10 | 16 | 18 | 15 | 15 | 16 | 11 | 6.63 | 13 | 15 | 10.53 | 23.34 | 31.00
| 8 | 24 | 13 | 16 | 13 | 17 | 23 | 9 | 10 | 11 | 16 | 15 | 27 | 26 | 33 | 25 | 19 | 20 | 17 | 18 | 20 | 10 | 3.59 | 14 | 14 | 10 | 11 | 9 | 8.54 | 17 | 19 | 18 | 16.30 | 32.69 | 31.00
| 9 | 24 | 7.58 | 2.96 | 3.88 | 9 | 13 | 7.05 | 13 | 14 | 13 | 15 | 18 | 20 | 13 | 17 | 13 | 7.48 | 9 | 16 | 20 | 17 | 18 | ~ | ~ | ~ | 24 | 26 | 38 | 36 | 33 | ~ | 16.69 | 38.38 | 27.00
| 10 | 29 | 5.67 | 16 | 27 | 33 | 10 | 4.00 | 7.69 | 11 | 8.85 | 9 | 17 | 15 | 21 | 31 | 19 | 13 | 13 | 24 | 36 | 27 | 33 | 31 | 21 | 7.92 | 12 | 12 | 18 | 6.81 | 35 | 16 | 18.41 | 35.98 | 31.00
| 11 | 10 | 14 | 19 | 13 | 18 | 17 | 12 | 30 | 24 | 12 | 19 | 36 | 22 | 20 | 18 | 28 | 15 | 21 | 13 | 26 | 19 | 21 | 32 | 21 | 15 | 14 | 12 | 15 | 30 | 36 | ~ | 20.11 | 36.15 | 30.00
| 12 | 23 | 20 | 22 | 22 | 18 | 12 | 21 | 21 | 22 | 12 | 11 | 14 | 14 | 6.13 | 5.42 | 11 | 11 | 25 | 27 | 24 | 39 | 44 | 45 | 55 | 72 | 61 | 19 | 14 | 29 | 24 | 15 | 24.45 | 72.06 | 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- 25 | 26- 50 | 51- 75 | 76- 113 | 114- 150 | 151- 225 | 226- 300 | over 300 | 25 | 50 | 75 | 113 | 150 | 225 | 300
| |
|
|
ABS. | 68 | 16 | 1 | 1 | 0 | 0 | 0 | 0 | 86
| 18 | 2 | 1 | 0 | 0 | 0 | 0 | 80
| REL. | 79.0 | 18.6 | 1.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.9 | 2.3 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 79 | 18 | 1 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 64 | 26 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 27 | 1 | 0 | 0 | 0 | 0 | 0 | 55
| REL. | 70.3 | 28.5 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 29.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.4
| ID | 70 | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 81 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 89
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | 38
| REL. | 91.0 | 8.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 9.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.9
| ID | 91 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 68 | 21 | 3 | 0 | 0 | 0 | 0 | 0 | 92
| 24 | 3 | 0 | 0 | 0 | 0 | 0 | 72
| REL | 73.9 | 22.8 | 3.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 26.1 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.12
| ID | 73 | 22 | 3 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 281 | 71 | 5 | 1 | 0 | 0 | 0 | 0 | 358
| 77 | 6 | 1 | 0 | 0 | 0 | 0 | 80 | REL. | 78.4 | 19.8 | 1.3 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 21.5 | 1.7 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 24.3
| ID | 78 | 19 | 1 | | 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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