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 | 15 | 51 | 67 | 69 | 65 | 67 | 62 | 42 | 46 | 51 | 56 | 53 | 53 | 46 | 47 | 51 | 66 | 48 | 25 | 34 | 49 | 67 | 43 | 35 | 23 | 18 | 14 | 30 | 56 | 51 | 45.76 | 69.44 | 31.00
| 2 | 51 | 60 | 51 | 63 | 83 | 69 | 47 | 40 | 25 | 20 | 20 | 19 | 43 | 60 | 69 | 55 | 54 | 40 | 30 | 28 | 35 | 43 | 17 | 25 | 51 | 26 | 40 | 46 | ~ | ~ | ~ | 43.29 | 82.86 | 28.00
| 3 | 47 | 31 | 35 | 56 | 71 | 54 | 19 | 39 | 41 | 39 | 68 | 84 | 72 | 34 | 56 | 51 | 55 | 72 | 54 | 51 | 45 | 26 | 14 | 12 | 26 | 28 | 56 | 82 | 79 | 63 | 61 | 49.16 | 83.69 | 31.00
| 4 | 64 | 64 | 58 | 69 | 53 | 18 | 51 | 72 | 61 | 57 | 48 | 52 | 41 | 26 | 49 | 65 | 61 | 55 | 60 | 40 | 50 | 59 | 45 | 43 | 38 | 39 | 22 | 43 | 50 | 55 | ~ | 50.24 | 71.99 | 30.00
| 5 | 54 | 53 | 58 | 30 | 35 | 51 | 54 | 38 | 49 | 56 | 34 | 39 | 52 | 39 | 33 | 56 | 50 | 43 | 28 | 60 | 73 | 53 | 42 | 37 | 24 | 34 | 44 | 29 | 29 | 51 | 35 | 44.00 | 72.89 | 31.00
| 6 | 26 | 44 | 62 | 63 | 39 | 45 | 52 | 23 | 37 | 31 | 28 | 47 | 24 | 25 | 32 | 26 | 54 | 69 | 53 | 49 | 46 | 31 | 21 | 36 | 49 | 56 | 48 | 19 | 22 | 42 | ~ | 39.89 | 68.62 | 30.00
| 7 | 56 | 57 | 41 | 24 | 36 | 24 | 29 | 56 | 72 | 40 | 41 | 68 | 40 | 21 | 30 | 52 | 37 | 25 | 30 | 37 | 38 | 29 | 48 | 27 | 30 | 33 | 37 | 51 | 68 | 67 | 55 | 41.97 | 71.96 | 31.00
| 8 | 44 | 50 | 46 | 39 | 42 | 52 | 34 | 63 | 50 | 43 | 33 | 16 | 20 | 21 | 35 | 38 | 44 | 52 | 70 | 71 | 52 | 49 | 64 | 48 | 45 | 66 | 57 | 52 | 62 | 57 | 43 | 46.96 | 70.75 | 31.00
| 9 | 30 | 53 | 56 | 61 | 48 | 47 | 47 | 56 | 74 | 57 | 46 | 65 | 61 | 21 | 35 | 45 | 46 | 40 | 66 | 53 | 38 | 42 | 44 | 42 | 47 | 48 | 33 | 32 | 42 | 59 | ~ | 47.78 | 73.56 | 30.00
| 10 | 56 | 59 | 55 | 49 | 24 | 26 | 33 | 33 | 54 | 59 | 53 | 38 | 42 | 62 | 63 | 56 | 67 | 55 | 33 | 50 | 66 | 64 | 52 | 59 | 54 | 14 | 20 | 25 | 77 | 56 | 66 | 48.97 | 77.25 | 31.00
| 11 | 64 | 34 | 44 | 43 | 41 | 73 | 81 | 59 | 18 | 51 | 57 | 72 | 69 | 61 | 54 | 51 | 46 | 71 | 49 | 70 | 55 | 51 | 53 | 58 | 75 | 67 | 73 | 47 | 52 | 41 | ~ | 55.95 | 81.01 | 30.00
| 12 | 56 | 67 | 60 | 51 | 47 | 43 | 52 | 60 | 76 | 88 | 113 | 63 | 57 | 56 | 53 | 81 | 78 | 56 | 89 | 83 | 82 | 78 | 62 | 44 | 33 | 36 | 60 | 51 | 53 | 39 | 48 | 61.80 | 112.68 | 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- 33 | 34- 67 | 68- 100 | 101- 150 | 151- 200 | 201- 300 | 301- 400 | over 400 | 33 | 67 | 100 | 150 | 200 | 300 | 400
| |
|
|
ABS. | 23 | 54 | 13 | 0 | 0 | 0 | 0 | 0 | 90
| 67 | 13 | 0 | 0 | 0 | 0 | 0 | 84
| REL. | 25.5 | 60.0 | 14.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 74.4 | 14.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 12.3
| ID | 25 | 60 | 14 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 20 | 67 | 4 | 0 | 0 | 0 | 0 | 0 | 91
| 71 | 4 | 0 | 0 | 0 | 0 | 0 | 73
| REL. | 21.9 | 73.6 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 78.0 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.5
| ID | 21 | 73 | 4 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 18 | 67 | 7 | 0 | 0 | 0 | 0 | 0 | 92
| 74 | 7 | 0 | 0 | 0 | 0 | 0 | 74
| REL. | 19.5 | 72.8 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 80.4 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.9
| ID | 19 | 72 | 7 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 9 | 62 | 20 | 1 | 0 | 0 | 0 | 0 | 92
| 83 | 21 | 1 | 0 | 0 | 0 | 0 | 113
| REL | 9.7 | 67.3 | 21.7 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 90.2 | 22.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 11.12
| ID | 9 | 67 | 21 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 70 | 250 | 44 | 1 | 0 | 0 | 0 | 0 | 365
| 295 | 45 | 1 | 0 | 0 | 0 | 0 | 113 | REL. | 19.1 | 68.4 | 12.0 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 80.8 | 12.3 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 11.12
| ID | 19 | 68 | 12 | | 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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