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 | 84 | 116 | 55 | 62 | 67 | 78 | 89 | 57 | 62 | 111 | 113 | 83 | 165 | 256 | 205 | 248 | 228 | 184 | 198 | 244 | 58 | 41 | 135 | 116 | 60 | ~ | 81 | 50 | 15 | 16 | 14 | 109.70 | 256.00 | 30.00
| 2 | 23 | 50 | 124 | 56 | 28 | 33 | 59 | 55 | 71 | 51 | 24 | 26 | 21 | 22 | 17 | 19 | 31 | 44 | 19 | 31 | 25 | 39 | 70 | 59 | 20 | 19 | 32 | 43 | ~ | ~ | ~ | 39.68 | 124.00 | 28.00
| 3 | 50 | 28 | 30 | 46 | 76 | 46 | 67 | 60 | 50 | 75 | 103 | 70 | 41 | 30 | 21 | 17 | 21 | 23 | 34 | 23 | 34 | ~ | ~ | 66 | 81 | 83 | 51 | 48 | 24 | 22 | 52 | 47.31 | 103.00 | 29.00
| 4 | 78 | 66 | 62 | 42 | 93 | 62 | 40 | 38 | 106 | 45 | 69 | 21 | 34 | 28 | 52 | 22 | 25 | 30 | 22 | 36 | 34 | 36 | 44 | 51 | 60 | 35 | 52 | 32 | 24 | 17 | ~ | 45.20 | 106.00 | 30.00
| 5 | 37 | 48 | 37 | 53 | 102 | 33 | 27 | 24 | 28 | 31 | 29 | 25 | 40 | 43 | 51 | 58 | 50 | 49 | 46 | 54 | 28 | 21 | 21 | 22 | 23 | 35 | 17 | 20 | 21 | 16 | 15 | 35.61 | 102.00 | 31.00
| 6 | 18 | 32 | 26 | 37 | 34 | 31 | 34 | 22 | 23 | 36 | 41 | 34 | 64 | 30 | 18 | 23 | 21 | 42 | 24 | 22 | 16 | 16 | 20 | 22 | 29 | 23 | 19 | 26 | 22 | 17 | ~ | 27.40 | 64.00 | 30.00
| 7 | 22 | 18 | 18 | 18 | 13 | 14 | 14 | 14 | 17 | 17 | 21 | 22 | 16 | 18 | 20 | 34 | 21 | 21 | 14 | 15 | 16 | 19 | 21 | 22 | 24 | 17 | 16 | 17 | 18 | 20 | 22 | 18.68 | 34.00 | 31.00
| 8 | 16 | 17 | 19 | 23 | 20 | 16 | 19 | 18 | 20 | 23 | 20 | 24 | 28 | 26 | 20 | 23 | 23 | 20 | 45 | 24 | 26 | 26 | 43 | 26 | 32 | 29 | 30 | 27 | 13 | 18 | 28 | 23.94 | 45.00 | 31.00
| 9 | 28 | 28 | 28 | 34 | 28 | 23 | 15 | 17 | 20 | 13 | 21 | 33 | 23 | 18 | 22 | 24 | 35 | 25 | 18 | 20 | 24 | 22 | 24 | 20 | 21 | 21 | 30 | 33 | 38 | 19 | ~ | 24.17 | 38.00 | 30.00
| 10 | 16 | 19 | 15 | 21 | 29 | 38 | 38 | 28 | 17 | 17 | 15 | 12 | 19 | 15 | 19 | 34 | 33 | 37 | 96 | 76 | 26 | 37 | 27 | 22 | 21 | 34 | 30 | 53 | 75 | 61 | 56 | 33.42 | 96.00 | 31.00
| 11 | 63 | 95 | 40 | 57 | 71 | 112 | 98 | 88 | 65 | 66 | 68 | 56 | 24 | 39 | 62 | 27 | 22 | 18 | 30 | 54 | 102 | 78 | 129 | 91 | 38 | 31 | 34 | 42 | 73 | 63 | ~ | 61.20 | 129.00 | 30.00
| 12 | 46 | 18 | 17 | 16 | 32 | 32 | ~ | 28 | 69 | 43 | 26 | 19 | 14 | 17 | 25 | 25 | 21 | 20 | 40 | 30 | 22 | 59 | 32 | 34 | 19 | 15 | 17 | 36 | 26 | 34 | 62 | 29.80 | 69.00 | 30.00
|
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- 50 | 51- 100 | 101- 150 | 151- 225 | 226- 300 | 301- 450 | 451- 600 | over 600 | 50 | 100 | 150 | 225 | 300 | 450 | 600
| |
|
|
ABS. | 43 | 29 | 7 | 4 | 4 | 0 | 0 | 0 | 87
| 44 | 15 | 8 | 4 | 0 | 0 | 0 | 256
| REL. | 49.4 | 33.3 | 8.0 | 4.5 | 4.5 | 0.0 | 0.0 | 0.0 | 100.0
| 50.6 | 17.2 | 9.2 | 4.6 | 0.0 | 0.0 | 0.0 | 14.1
| ID | 49 | 33 | 8 | 9 | 22 | 0 | 0 | 0 | 122
| |
|
|
ABS. | 74 | 15 | 2 | 0 | 0 | 0 | 0 | 0 | 91
| 17 | 2 | 0 | 0 | 0 | 0 | 0 | 106
| REL. | 81.3 | 16.4 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.7 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.4
| ID | 81 | 16 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 92 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 45
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 19.8
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 63 | 25 | 3 | 0 | 0 | 0 | 0 | 0 | 91
| 28 | 3 | 0 | 0 | 0 | 0 | 0 | 129
| REL | 69.2 | 27.4 | 3.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.8 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 23.11
| ID | 69 | 27 | 3 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 272 | 69 | 12 | 4 | 4 | 0 | 0 | 0 | 361
| 89 | 20 | 8 | 4 | 0 | 0 | 0 | 256 | REL. | 75.3 | 19.1 | 3.3 | 1.1 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 24.7 | 5.5 | 2.2 | 1.1 | 0.0 | 0.0 | 0.0 | 14.1
| ID | 75 | 19 | 3 | 2 | 5 | 0 | 0 | 0 | 105
|
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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