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 | 19 | 22 | 16 | 9 | 7.25 | 8.44 | 8.46 | 6.33 | 13 | 16 | 13 | 8.63 | 8.48 | 15 | 15 | 13 | 30 | 30 | 39 | 29 | 19 | 35 | 20 | 13 | 7.58 | 10 | 8.35 | 11 | 10 | 11 | 10 | 15.47 | 38.56 | 31.00
| 2 | 10 | 8.77 | 24 | 32 | 6.19 | 11 | 41 | 20 | 17 | 7.58 | 22 | 21 | 5.79 | 4.71 | 6.85 | 32 | 19 | 6.50 | 11 | 13 | 10 | 3.23 | 6.77 | 11 | 22 | 19 | 21 | 29 | ~ | ~ | ~ | 15.77 | 40.81 | 28.00
| 3 | 35 | 20 | 22 | 15 | 14 | 23 | 27 | 27 | 23 | 18 | 8.63 | 4.48 | 5.94 | 12 | 8.38 | 13 | 15 | 13 | 7.10 | 9 | 20 | 17 | 9 | 8.02 | 14 | 18 | 28 | 26 | 24 | 11 | 16 | 16.47 | 34.86 | 31.00
| 4 | 21 | 20 | 28 | 30 | 7.92 | 12 | 7.44 | 6.31 | 5.04 | 11 | 23 | 10 | 5.69 | 8.48 | 11 | 7.25 | 15 | 16 | 10 | 11 | 4.17 | 2.63 | 13 | 27 | 17 | 9 | 11 | 17 | 19 | 33 | ~ | 14.04 | 33.19 | 30.00
| 5 | 27 | 25 | 27 | 27 | 8.48 | 5.69 | 8.85 | 18 | 13 | 15 | 11 | 3.27 | 13 | 39 | 16 | 13 | 13 | 11 | 8.56 | 10 | 11 | 16 | 22 | 25 | 18 | 18 | 30 | 11 | 19 | 10 | 13 | 16.23 | 39.38 | 31.00
| 6 | 13 | 10 | 6.08 | 4.08 | 10 | 3.48 | 20 | 28 | 26 | 13 | 19 | 22 | 26 | 23 | 25 | 23 | 19 | 13 | 12 | 13 | 21 | 8.29 | 17 | 12 | 18 | 12 | 24 | 40 | 29 | 30 | ~ | 18.01 | 39.67 | 30.00
| 7 | 2.52 | 4.48 | 20 | 19 | 24 | 33 | 32 | 15 | 18 | 18 | 16 | 19 | 16 | 21 | 19 | 16 | 13 | 15 | 11 | 18 | 19 | 19 | 16 | 17 | 13 | 21 | 20 | 19 | 20 | 30 | 78 | 20.04 | 78.17 | 31.00
| 8 | 11 | 20 | 43 | 14 | 12 | 14 | 14 | 14 | 12 | 14 | 11 | 20 | 23 | 23 | 36 | 34 | 25 | 54 | 42 | 25 | 21 | 36 | 31 | 39 | 40 | 31 | 21 | 11 | 10 | 22 | 20 | 24.05 | 54.06 | 31.00
| 9 | 15 | 9 | 21 | 18 | 14 | 16 | 11 | 7.54 | 6.44 | 7.50 | 11 | 10 | 13 | 14 | 19 | 14 | 13 | 12 | 19 | 16 | 12 | 17 | 23 | 11 | 12 | 15 | 19 | 10 | 17 | 27 | ~ | 14.20 | 26.79 | 30.00
| 10 | 11 | 41 | 22 | 11 | 15 | 18 | 31 | 29 | 15 | 23 | 15 | 43 | 19 | 20 | 31 | 30 | 35 | 55 | 38 | 38 | 27 | 16 | 20 | 26 | 15 | 19 | 46 | 20 | 13 | 22 | 16 | 25.10 | 54.71 | 31.00
| 11 | 12 | 13 | 23 | 31 | 9 | 15 | 10 | 10 | 12 | 10 | 29 | 31 | 12 | 10 | 18 | 12 | 19 | 13 | 8.33 | 14 | 23 | 11 | 11 | 12 | 8.38 | 22 | 23 | 16 | 14 | 18 | ~ | 15.62 | 31.04 | 30.00
| 12 | 14 | 5.02 | 20 | 18 | 20 | 23 | 20 | 16 | 11 | 26 | 5.38 | 14 | 26 | 26 | 16 | 7.79 | 9 | 7.42 | 12 | 12 | 14 | 17 | 17 | 22 | 8.69 | 16 | 33 | 14 | 13 | 15 | 17 | 15.94 | 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. | 74 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 16 | 0 | 0 | 0 | 0 | 0 | 0 | 41
| REL. | 82.2 | 17.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 7.2
| ID | 82 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 71 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 20 | 0 | 0 | 0 | 0 | 0 | 0 | 40
| REL. | 78.0 | 21.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 22.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.6
| ID | 78 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 73 | 17 | 1 | 1 | 0 | 0 | 0 | 0 | 92
| 19 | 2 | 1 | 0 | 0 | 0 | 0 | 78
| REL. | 79.3 | 18.4 | 1.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.7 | 2.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 31.7
| ID | 79 | 18 | 1 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 72 | 19 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 20 | 1 | 0 | 0 | 0 | 0 | 0 | 55
| REL | 78.2 | 20.6 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 21.7 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 18.10
| ID | 78 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 290 | 72 | 2 | 1 | 0 | 0 | 0 | 0 | 365
| 75 | 3 | 1 | 0 | 0 | 0 | 0 | 78 | REL. | 79.4 | 19.7 | 0.5 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.5 | 0.8 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 31.7
| ID | 79 | 19 | | | 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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