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 | 37 | 36 | 28 | 22 | 15 | 25 | 20 | 27 | 19 | 26 | 32 | 33 | 63 | 68 | 67 | 51 | 46 | 75 | 60 | 47 | 37 | 44 | 35 | 19 | 21 | 16 | 10 | 29 | 65 | 46 | 28 | 37.05 | 75.01 | 31.00
| 2 | 32 | 23 | 21 | 8.61 | 5.89 | 13 | 39 | 33 | 64 | 28 | 16 | 33 | 31 | 30 | 53 | 73 | 73 | 22 | 17 | 14 | 12 | 9 | 8.28 | 19 | 36 | 25 | 31 | 37 | ~ | ~ | ~ | 28.80 | 73.15 | 28.00
| 3 | 34 | 26 | 40 | 9 | 27 | 38 | 46 | 44 | 31 | 10 | 7.33 | 16 | 7.13 | 9 | 9 | 21 | 41 | 13 | 10 | 16 | 21 | 22 | 20 | 19 | 7.53 | 26 | 40 | 46 | 53 | 43 | 29 | 25.10 | 52.58 | 31.00
| 4 | 23 | 31 | 29 | 30 | 21 | 8.38 | 8.18 | 12 | ~ | ~ | ~ | ~ | 7.23 | 8.43 | 6.49 | 8.82 | ~ | 19 | 19 | 23 | 9 | 15 | 19 | 26 | 26 | 10 | 13 | 18 | 24 | 32 | ~ | 17.86 | 31.89 | 25.00
| 5 | 22 | 43 | 42 | 17 | 17 | 13 | 21 | 29 | 33 | 24 | 24 | 17 | 13 | 30 | 12 | 13 | 20 | 8.82 | 23 | 24 | 31 | 36 | 36 | 37 | 47 | 32 | 35 | 28 | 36 | 40 | 21 | 26.70 | 47.33 | 31.00
| 6 | 17 | 16 | 11 | 14 | 34 | 30 | 14 | 11 | 9 | 8.39 | 11 | 16 | 24 | 20 | 16 | 8.76 | 7.03 | 11 | 19 | 16 | 18 | 22 | 11 | 11 | 25 | 34 | 35 | 16 | 26 | 23 | ~ | 17.87 | 35.18 | 30.00
| 7 | 8.54 | 20 | 20 | 20 | ~ | 33 | 28 | 8.41 | 11 | 14 | 11 | 13 | 7.40 | 16 | 19 | 6.33 | 5.10 | ~ | 4.20 | 8.12 | 7.77 | 15 | 17 | 10 | 16 | 21 | 27 | 30 | 16 | 22 | 34 | 16.26 | 34.33 | 29.00
| 8 | 33 | 30 | 23 | 7.76 | 7.53 | 6.79 | 7.70 | 11 | 8.19 | 8.17 | 11 | 15 | 15 | 24 | 35 | 26 | 20 | 27 | 24 | 12 | 16 | 28 | 32 | 48 | 30 | 29 | 13 | 12 | 10 | 13 | 13 | 19.15 | 47.93 | 31.00
| 9 | 15 | 10 | 16 | 13 | 7.67 | 10 | 10 | 7.34 | 4.25 | 3.88 | 10 | 6.42 | 12 | 12 | 24 | 5.84 | 12 | 22 | 17 | 15 | 15 | 18 | 14 | 11 | 14 | 18 | 21 | 22 | 28 | 21 | ~ | 13.86 | 27.74 | 30.00
| 10 | 7.84 | 9 | 23 | 12 | 16 | 26 | 26 | 22 | 19 | 21 | 22 | 20 | 20 | 36 | 37 | 37 | 55 | 59 | 45 | 22 | 16 | 12 | 41 | 35 | 20 | 28 | 42 | 19 | 49 | 41 | 30 | 28.00 | 58.72 | 31.00
| 11 | 14 | 23 | 48 | 39 | 22 | 39 | ~ | 15 | 27 | ~ | ~ | 53 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 28 | 4.83 | ~ | 28 | 10 | ~ | 27.08 | 52.97 | 13.00
| 12 | ~ | ~ | 17 | 8.57 | 32 | 11 | 31 | 42 | 55 | 73 | 16 | 16 | 42 | 63 | 50 | 23 | 24 | 25 | 22 | 25 | 29 | 19 | 27 | 28 | 12 | 20 | 17 | 11 | 17 | 23 | 23 | 27.50 | 72.65 | 29.00
|
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. | 37 | 41 | 9 | 3 | 0 | 0 | 0 | 0 | 90
| 53 | 12 | 3 | 0 | 0 | 0 | 0 | 75
| REL. | 41.1 | 45.5 | 10.0 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 58.9 | 13.3 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 18.1
| ID | 41 | 45 | 10 | 6 | 0 | 0 | 0 | 0 | 103
| |
|
|
ABS. | 52 | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 86
| 34 | 1 | 0 | 0 | 0 | 0 | 0 | 47
| REL. | 60.4 | 38.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 39.5 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.5
| ID | 60 | 38 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 71 | 18 | 1 | 0 | 0 | 0 | 0 | 0 | 90
| 19 | 1 | 0 | 0 | 0 | 0 | 0 | 48
| REL. | 78.8 | 20.0 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 21.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.8
| ID | 78 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 37 | 27 | 8 | 1 | 0 | 0 | 0 | 0 | 73
| 36 | 9 | 1 | 0 | 0 | 0 | 0 | 73
| REL | 50.6 | 36.9 | 10.9 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 49.3 | 12.3 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 10.12
| ID | 50 | 36 | 10 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 197 | 119 | 19 | 4 | 0 | 0 | 0 | 0 | 339
| 142 | 23 | 4 | 0 | 0 | 0 | 0 | 75 | REL. | 58.1 | 35.1 | 5.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.9 | 6.8 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 18.1
| ID | 58 | 35 | 5 | 2 | 0 | 0 | 0 | 0 | 101
|
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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