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 | 42 | 59 | 42 | 30 | 32 | 26 | 43 | 33 | 28 | 48 | 40 | 40 | 47 | 54 | 49 | 70 | 40 | 53 | 53 | 67 | 71 | 45 | 47 | 38 | 43 | ~ | ~ | ~ | ~ | 40 | 16 | 44.28 | 71.27 | 27.00
| 2 | 23 | 24 | 56 | 49 | 25 | 29 | 61 | 39 | 26 | 30 | 32 | 32 | 23 | 23 | 38 | 48 | 38 | 21 | 19 | 16 | 16 | 13 | 21 | 50 | 37 | 40 | 48 | 50 | ~ | ~ | ~ | 33.05 | 60.50 | 28.00
| 3 | 51 | 41 | 56 | 38 | 35 | 43 | 70 | 55 | 51 | 35 | 28 | 22 | 15 | 24 | 23 | 49 | 41 | 29 | 20 | 17 | 31 | 37 | 29 | 30 | 34 | 26 | 29 | 40 | 53 | 51 | 31 | 36.49 | 69.73 | 31.00
| 4 | 24 | 32 | 31 | 27 | 17 | 21 | 25 | 23 | 23 | 35 | 29 | 12 | 9 | 18 | 13 | 12 | 20 | 18 | 15 | 22 | 20 | 20 | 24 | 32 | 29 | 9 | 25 | 20 | 32 | 51 | ~ | 22.94 | 51.37 | 30.00
| 5 | 57 | 41 | 34 | 39 | 12 | 11 | 16 | 23 | 39 | 37 | 30 | 26 | 23 | 26 | 21 | 23 | 26 | 22 | 31 | 29 | 28 | 30 | 24 | 29 | 29 | 28 | 43 | 39 | 47 | 28 | 32 | 29.71 | 57.31 | 31.00
| 6 | 12 | 22 | 10 | 15 | 19 | 33 | 24 | 18 | 27 | 16 | 19 | 27 | 34 | 36 | 32 | 27 | 22 | 25 | 17 | 25 | 15 | 16 | 24 | 22 | 24 | 31 | 43 | 36 | 37 | 40 | ~ | 24.93 | 42.52 | 30.00
| 7 | 37 | 34 | 29 | 38 | 33 | 56 | 52 | ~ | 21 | 35 | 37 | 44 | 29 | 47 | 37 | 28 | 43 | 51 | 34 | 48 | 35 | 28 | 49 | 42 | 44 | 37 | 47 | 36 | 45 | 38 | 47 | 39.36 | 56.19 | 30.00
| 8 | 32 | 46 | 55 | 20 | 38 | 47 | 37 | 38 | 40 | 44 | 28 | 33 | 48 | 63 | 38 | 56 | 45 | 41 | 39 | 45 | 38 | 41 | 70 | 52 | 61 | 53 | 40 | 27 | 25 | 38 | 21 | 41.82 | 70.04 | 31.00
| 9 | 19 | 22 | 42 | 14 | 27 | 34 | ~ | ~ | ~ | ~ | 26 | 21 | 11 | 20 | ~ | ~ | 22 | 26 | 35 | 17 | 25 | 26 | 34 | 20 | 21 | 23 | 36 | 35 | 36 | 30 | ~ | 25.93 | 41.90 | 24.00
| 10 | 22 | 17 | 22 | 20 | 29 | 36 | 33 | 23 | 15 | ~ | 22 | 24 | 25 | 50 | 60 | 29 | 47 | 38 | 39 | 49 | 31 | 25 | 37 | 36 | 30 | 33 | 39 | 23 | 33 | 32 | 27 | 31.54 | 60.42 | 30.00
| 11 | 25 | 27 | 32 | 36 | 30 | 36 | 25 | 21 | 21 | 37 | 43 | 54 | 24 | 43 | 48 | 55 | 45 | 53 | 46 | 40 | 41 | 26 | 26 | 39 | 35 | 33 | 38 | 28 | 28 | 50 | ~ | 36.08 | 54.73 | 30.00
| 12 | 42 | 43 | 37 | 39 | 49 | 32 | 39 | 35 | 46 | 46 | 47 | 27 | 45 | 58 | 59 | 23 | 25 | 28 | 31 | 30 | 34 | 31 | 30 | 41 | 22 | 26 | 26 | 25 | 36 | 28 | 33 | 35.92 | 58.52 | 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. | 15 | 46 | 23 | 2 | 0 | 0 | 0 | 0 | 86
| 71 | 25 | 2 | 0 | 0 | 0 | 0 | 71
| REL. | 17.4 | 53.4 | 26.7 | 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 82.6 | 29.1 | 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 21.1
| ID | 17 | 53 | 26 | 4 | 0 | 0 | 0 | 0 | 102
| |
|
|
ABS. | 37 | 51 | 3 | 0 | 0 | 0 | 0 | 0 | 91
| 54 | 3 | 0 | 0 | 0 | 0 | 0 | 57
| REL. | 40.6 | 56.0 | 3.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 59.3 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.5
| ID | 40 | 56 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 14 | 55 | 15 | 1 | 0 | 0 | 0 | 0 | 85
| 71 | 16 | 1 | 0 | 0 | 0 | 0 | 70
| REL. | 16.4 | 64.7 | 17.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 83.5 | 18.8 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 23.8
| ID | 16 | 64 | 17 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 12 | 66 | 13 | 0 | 0 | 0 | 0 | 0 | 91
| 79 | 13 | 0 | 0 | 0 | 0 | 0 | 60
| REL | 13.1 | 72.5 | 14.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 86.8 | 14.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.10
| ID | 13 | 72 | 14 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 78 | 218 | 54 | 3 | 0 | 0 | 0 | 0 | 353
| 275 | 57 | 3 | 0 | 0 | 0 | 0 | 71 | REL. | 22.0 | 61.7 | 15.2 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 77.9 | 16.1 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 21.1
| ID | 22 | 61 | 15 | 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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