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 | 44 | 51 | 19 | 17 | 19 | 20 | 33 | 29 | 22 | 49 | 33 | 30 | 31 | 35 | 110 | 60 | 39 | 26 | 28 | 36 | 26 | 43 | 45 | 47 | 60 | 112 | 122 | 99 | 156 | 100 | 42 | 51.06 | 156.13 | 31.00
| 2 | 94 | 81 | 63 | 125 | 203 | 194 | 127 | 53 | 97 | 128 | 166 | 130 | 37 | 46 | 46 | 62 | 30 | 81 | 85 | 74 | 67 | 54 | 58 | 83 | 75 | 66 | 29 | 19 | ~ | ~ | ~ | 84.73 | 203.30 | 28.00
| 3 | 24 | 27 | 21 | 22 | 12 | 22 | 17 | 19 | 18 | 33 | 44 | 35 | 25 | 16 | 27 | 28 | 48 | 44 | 23 | 21 | 16 | 30 | 37 | 28 | 39 | 51 | 44 | 54 | 44 | 52 | 61 | 31.73 | 60.89 | 31.00
| 4 | 67 | 63 | 31 | 18 | 27 | 34 | 25 | 28 | 37 | 18 | 23 | 9 | 27 | 43 | 21 | 36 | 52 | 17 | 18 | 39 | 30 | 38 | 41 | 21 | 24 | 35 | 15 | 33 | 26 | 25 | ~ | 30.64 | 66.85 | 30.00
| 5 | 14 | 14 | 21 | 16 | 32 | 26 | 21 | 21 | 16 | 21 | 27 | 21 | 20 | 17 | 15 | 15 | 16 | 25 | 19 | 17 | 16 | 13 | 17 | 27 | 25 | 29 | 30 | 20 | 20 | 14 | 17 | 20.16 | 32.08 | 31.00
| 6 | 20 | 21 | 22 | 22 | 19 | 12 | 13 | 14 | 27 | 17 | 16 | 11 | 9 | 13 | 20 | 19 | 16 | 18 | 17 | 20 | 22 | 19 | 18 | 22 | 24 | 24 | 15 | 15 | 19 | 17 | ~ | 18.05 | 26.81 | 30.00
| 7 | 14 | 20 | 16 | 11 | 13 | 15 | 19 | 15 | 18 | 22 | 9 | 16 | 13 | 20 | 25 | 15 | 20 | 14 | 21 | 23 | 23 | 17 | 17 | 15 | 16 | 17 | 14 | 15 | 19 | 19 | 28 | 17.41 | 28.21 | 31.00
| 8 | 14 | 20 | 15 | 15 | 17 | 19 | 20 | 16 | 12 | 23 | 27 | 20 | 17 | 18 | 17 | 21 | 23 | 25 | 23 | 28 | 18 | 11 | 16 | 15 | 24 | 23 | 18 | 15 | 13 | 18 | 27 | 19.06 | 28.06 | 31.00
| 9 | 31 | 25 | 24 | 29 | 21 | 29 | 43 | 25 | 23 | 15 | 31 | 13 | 26 | 20 | 18 | 30 | 30 | 39 | 20 | 14 | 25 | 34 | 32 | 47 | 35 | 40 | 38 | 33 | 37 | 36 | ~ | 28.78 | 47.07 | 30.00
| 10 | 39 | 38 | 21 | 30 | 62 | 62 | 50 | 111 | 38 | 18 | 17 | 25 | 62 | 44 | 80 | 51 | 26 | 31 | 54 | 48 | 48 | 64 | 52 | 33 | 21 | 44 | 31 | 19 | 26 | 21 | 22 | 41.56 | 111.35 | 31.00
| 11 | 13 | 39 | 31 | 67 | 31 | 28 | 51 | 82 | 84 | 102 | 56 | 81 | 61 | 25 | 36 | 38 | 28 | 34 | 45 | 36 | 40 | 51 | 115 | 168 | 100 | 127 | 161 | 89 | 53 | 57 | ~ | 64.27 | 167.82 | 30.00
| 12 | 50 | 68 | 66 | 50 | 38 | 25 | 25 | 35 | 52 | 73 | 130 | 57 | 27 | 55 | 216 | 40 | 139 | 74 | 35 | 24 | 35 | 58 | 56 | 18 | 23 | 21 | 23 | 50 | 88 | 81 | 22 | 56.54 | 215.71 | 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. | 35 | 33 | 10 | 8 | 3 | 1 | 0 | 0 | 90
| 55 | 22 | 12 | 4 | 1 | 0 | 0 | 203
| REL. | 38.8 | 36.6 | 11.1 | 8.8 | 3.3 | 1.1 | 0.0 | 0.0 | 100.0
| 61.1 | 24.4 | 13.3 | 4.4 | 1.1 | 0.0 | 0.0 | 5.2
| ID | 38 | 36 | 11 | 17 | 16 | 27 | 0 | 0 | 148
| |
|
|
ABS. | 80 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 11 | 1 | 0 | 0 | 0 | 0 | 0 | 67
| REL. | 87.9 | 10.9 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 12.1 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 87 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 83 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 9 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL. | 90.2 | 9.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 9.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 90 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 29 | 42 | 12 | 6 | 2 | 1 | 0 | 0 | 92
| 63 | 21 | 9 | 3 | 1 | 0 | 0 | 216
| REL | 31.5 | 45.6 | 13.0 | 6.5 | 2.1 | 1.0 | 0.0 | 0.0 | 100.0
| 68.5 | 22.8 | 9.8 | 3.3 | 1.1 | 0.0 | 0.0 | 15.12
| ID | 31 | 45 | 13 | 13 | 10 | 27 | 0 | 0 | 141
|
Year
| ABS. | 227 | 94 | 23 | 14 | 5 | 2 | 0 | 0 | 365
| 138 | 44 | 21 | 7 | 2 | 0 | 0 | 216 | REL. | 62.1 | 25.7 | 6.3 | 3.8 | 1.3 | 0.5 | 0.0 | 0.0 | 100.0
| 37.8 | 12.1 | 5.8 | 1.9 | 0.5 | 0.0 | 0.0 | 15.12
| ID | 62 | 25 | 6 | 7 | 6 | 13 | 0 | 0 | 122
|
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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