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 | 68 | 71 | 41 | 48 | 53 | 144 | 80 | 62 | 21 | 76 | 48 | 22 | 78 | 74 | 69 | 138 | 31 | 20 | 23 | 67 | 63 | 26 | 29 | 98 | 35 | 26 | 33 | 56 | 36 | 27 | 22 | 54.36 | 143.80 | 31.00
| 2 | 27 | 64 | 93 | 72 | 45 | 45 | 45 | 59 | 73 | 150 | 22 | 21 | 20 | 31 | 33 | 18 | 34 | 24 | 28 | 22 | 21 | 43 | 33 | 40 | 27 | 17 | 24 | 30 | ~ | ~ | ~ | 41.43 | 150.30 | 28.00
| 3 | 51 | 25 | 40 | 61 | 87 | 75 | 41 | 55 | 52 | 69 | 51 | 76 | 76 | 56 | 28 | 17 | 35 | 26 | 48 | 33 | 35 | 27 | 19 | 27 | 34 | 27 | 24 | 10 | 11 | 17 | 39 | 40.96 | 86.67 | 31.00
| 4 | 55 | 72 | 24 | 13 | 12 | 12 | 29 | 29 | 29 | 41 | 12 | 11 | 14 | 18 | 14 | 18 | 24 | 27 | 18 | 26 | 27 | 32 | 25 | 18 | 22 | 27 | 17 | 18 | 15 | 15 | ~ | 23.79 | 71.84 | 30.00
| 5 | 19 | 29 | 25 | 20 | 12 | 10 | 18 | 16 | 10 | 18 | 12 | 29 | 18 | 31 | 29 | 27 | 15 | 16 | 25 | 14 | 10 | 14 | 13 | 8.07 | 15 | 17 | 17 | 13 | 10 | 8.85 | 8.90 | 17.05 | 30.88 | 31.00
| 6 | 16 | 32 | 21 | 22 | 14 | 18 | 11 | 9 | 18 | 26 | 26 | 23 | 17 | 6.67 | 13 | 17 | 27 | 17 | 18 | 18 | 11 | 11 | 12 | 18 | 27 | 15 | 14 | 14 | 8.24 | 14 | ~ | 17.10 | 31.58 | 30.00
| 7 | 19 | 14 | 29 | 17 | 11 | 9 | 15 | 13 | 25 | 23 | 21 | ~ | ~ | ~ | 20 | 17 | 19 | 20 | 8.94 | 8.03 | 15 | 20 | 17 | 16 | 14 | 10 | 13 | 18 | 19 | 24 | 16 | 16.87 | 28.65 | 28.00
| 8 | 18 | 14 | 22 | 26 | 32 | 31 | 32 | 29 | 21 | 28 | 37 | 45 | 41 | 39 | 27 | 21 | 23 | 33 | 44 | 34 | ~ | 38 | 25 | 24 | 34 | 28 | 37 | 23 | 16 | 16 | 24 | 28.68 | 45.36 | 30.00
| 9 | 44 | 44 | 42 | 35 | 24 | 16 | 16 | 15 | 12 | 14 | 23 | 23 | 15 | 32 | 52 | 30 | 35 | 45 | 44 | 28 | 37 | 46 | 54 | 48 | 50 | 48 | 34 | 43 | 60 | 47 | ~ | 35.25 | 60.24 | 30.00
| 10 | 34 | 16 | 21 | 20 | 37 | 53 | 63 | 43 | 25 | 26 | 10 | 16 | 28 | 25 | 24 | 44 | 78 | 32 | 43 | 67 | 54 | 101 | 84 | 29 | 17 | 20 | 47 | 79 | 70 | 74 | 57 | 43.14 | 101.06 | 31.00
| 11 | 60 | 91 | 42 | 27 | 34 | 33 | 40 | 27 | 32 | 86 | 69 | 22 | 37 | 25 | 47 | 24 | 31 | 29 | 40 | 74 | 72 | 52 | 36 | 63 | 50 | 79 | 71 | 59 | 28 | 47 | ~ | 47.57 | 90.55 | 30.00
| 12 | 67 | 60 | 50 | 28 | 37 | 50 | 41 | 48 | 49 | 38 | 37 | 23 | 17 | 34 | 32 | 43 | 22 | 22 | 31 | 29 | 49 | 102 | 95 | 31 | 17 | 15 | 16 | 30 | 25 | 58 | 25 | 39.38 | 101.89 | 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. | 40 | 30 | 17 | 2 | 1 | 0 | 0 | 0 | 90
| 50 | 20 | 3 | 1 | 0 | 0 | 0 | 150
| REL. | 44.4 | 33.3 | 18.8 | 2.2 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 55.6 | 22.2 | 3.3 | 1.1 | 0.0 | 0.0 | 0.0 | 10.2
| ID | 44 | 33 | 18 | 4 | 5 | 0 | 0 | 0 | 106
| |
|
|
ABS. | 88 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 91
| 3 | 1 | 0 | 0 | 0 | 0 | 0 | 72
| REL. | 96.7 | 2.1 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 3.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.4
| ID | 96 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 61 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 27 | 0 | 0 | 0 | 0 | 0 | 0 | 60
| REL. | 69.3 | 30.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 30.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.9
| ID | 69 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 39 | 36 | 15 | 2 | 0 | 0 | 0 | 0 | 92
| 53 | 17 | 2 | 0 | 0 | 0 | 0 | 102
| REL | 42.3 | 39.1 | 16.3 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 57.6 | 18.5 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 22.12
| ID | 42 | 39 | 16 | 4 | 0 | 0 | 0 | 0 | 102
|
Year
| ABS. | 228 | 95 | 33 | 4 | 1 | 0 | 0 | 0 | 361
| 133 | 38 | 5 | 1 | 0 | 0 | 0 | 150 | REL. | 63.1 | 26.3 | 9.1 | 1.1 | 0.2 | 0.0 | 0.0 | 0.0 | 100.0
| 36.8 | 10.5 | 1.4 | 0.3 | 0.0 | 0.0 | 0.0 | 10.2
| ID | 63 | 26 | 9 | 2 | 1 | 0 | 0 | 0 | 102
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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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