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 | 17 | 32 | 37 | 17 | 11 | 20 | 17 | 19 | 28 | 27 | 16 | 22 | 29 | 52 | 30 | 18 | 31 | 34 | 40 | 40 | 27 | 49 | 34 | 28 | 25 | 18 | 12 | 20 | 27 | 21 | 25 | 26.58 | 52.15 | 31.00
| 2 | 25 | 30 | 31 | 37 | 9 | 12 | 30 | 31 | 23 | 21 | 27 | 34 | 14 | 18 | 51 | 84 | 60 | 22 | 19 | 9 | 19 | 5.60 | 12 | 21 | 37 | 38 | 40 | 51 | ~ | ~ | ~ | 28.92 | 83.50 | 28.00
| 3 | 60 | 46 | 58 | 31 | 33 | 30 | 39 | 40 | 53 | 38 | 22 | 16 | 6.48 | 15 | 27 | 37 | 37 | 30 | 12 | 22 | 29 | 31 | 34 | 27 | 29 | 29 | 38 | 34 | 41 | 39 | 42 | 33.12 | 59.67 | 31.00
| 4 | 48 | 39 | 39 | 34 | 28 | 29 | 30 | 21 | 18 | 25 | 43 | 24 | 23 | 34 | 25 | 28 | 30 | 21 | 27 | 23 | 12 | 19 | 19 | 37 | 28 | 27 | 21 | 27 | 27 | 41 | ~ | 28.22 | 47.90 | 30.00
| 5 | 31 | 25 | 36 | 39 | 19 | 15 | 15 | 30 | 34 | 30 | 25 | 23 | 14 | 24 | 34 | 24 | 20 | 23 | 25 | 17 | 28 | 26 | 22 | 28 | 25 | 34 | 33 | 17 | 26 | 19 | 20 | 25.22 | 39.42 | 31.00
| 6 | 20 | 18 | 11 | 16 | 24 | 29 | 25 | 17 | 27 | 23 | 27 | 23 | 29 | 29 | 38 | 22 | 18 | 21 | 21 | 23 | 24 | 17 | 21 | 19 | 22 | 24 | 28 | 27 | 33 | 28 | ~ | 23.35 | 38.19 | 30.00
| 7 | 21 | 19 | 15 | 21 | 32 | 27 | 44 | 17 | 17 | 28 | 26 | 18 | 18 | 25 | 19 | 15 | 11 | 15 | 16 | 19 | 23 | 22 | 17 | 20 | 19 | 22 | 34 | 23 | 22 | 27 | 32 | 22.00 | 44.42 | 31.00
| 8 | 21 | 28 | 37 | 21 | 16 | 21 | 19 | 23 | 18 | 21 | 20 | 25 | 29 | 36 | 40 | 41 | 25 | 60 | 35 | 27 | 25 | 26 | 36 | 42 | 51 | 37 | 29 | 14 | 22 | 27 | 30 | 29.03 | 59.77 | 31.00
| 9 | 20 | 20 | 30 | 21 | 24 | 23 | 17 | 16 | 17 | 15 | 22 | 21 | 18 | 21 | 29 | 19 | 18 | 18 | 19 | 17 | 23 | 28 | 34 | 22 | 19 | 23 | 30 | 23 | 25 | 31 | ~ | 22.13 | 34.33 | 30.00
| 10 | 17 | 17 | 23 | 20 | 26 | 35 | 33 | 32 | 22 | 24 | 24 | 26 | 39 | 50 | 31 | 40 | 33 | 53 | 44 | 40 | 27 | 22 | 26 | 31 | 32 | 36 | 57 | 33 | 21 | 33 | 20 | 31.28 | 57.38 | 31.00
| 11 | 16 | 22 | 35 | 38 | 23 | 26 | 20 | 18 | 20 | 29 | 37 | 50 | 26 | 34 | 34 | 21 | 29 | 26 | 18 | 21 | 32 | 19 | 13 | 18 | 32 | 38 | 35 | 29 | 29 | 31 | ~ | 27.24 | 50.02 | 30.00
| 12 | 31 | 46 | 41 | 24 | 37 | 29 | 30 | 37 | 54 | 27 | 21 | 19 | 48 | 56 | 45 | 15 | 16 | 13 | 23 | 21 | 20 | 28 | 30 | 23 | 14 | 16 | 21 | 23 | 20 | 21 | 22 | 28.08 | 55.63 | 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. | 32 | 49 | 8 | 1 | 0 | 0 | 0 | 0 | 90
| 58 | 9 | 1 | 0 | 0 | 0 | 0 | 84
| REL. | 35.5 | 54.4 | 8.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 64.4 | 10.0 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 16.2
| ID | 35 | 54 | 8 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 36 | 54 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 55 | 1 | 0 | 0 | 0 | 0 | 0 | 48
| REL. | 39.5 | 59.3 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 60.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 39 | 59 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 54 | 36 | 2 | 0 | 0 | 0 | 0 | 0 | 92
| 38 | 2 | 0 | 0 | 0 | 0 | 0 | 60
| REL. | 58.6 | 39.1 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 41.3 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 18.8
| ID | 58 | 39 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 35 | 50 | 7 | 0 | 0 | 0 | 0 | 0 | 92
| 57 | 7 | 0 | 0 | 0 | 0 | 0 | 57
| REL | 38.0 | 54.3 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 62.0 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 27.10
| ID | 38 | 54 | 7 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 157 | 189 | 18 | 1 | 0 | 0 | 0 | 0 | 365
| 208 | 19 | 1 | 0 | 0 | 0 | 0 | 84 | REL. | 43.0 | 51.7 | 4.9 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 57.0 | 5.2 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 16.2
| ID | 43 | 51 | 4 | | 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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