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 | 8.97 | 14 | 42 | 61 | 63 | 52 | 56 | 34 | 36 | 41 | 36 | 37 | 41 | 29 | 40 | 46 | 23 | 24 | 19 | 10 | 17 | 16 | 11 | 11 | 11 | 5.97 | 9 | 8.24 | 7.65 | 16 | 30 | 27.57 | 63.10 | 31.00
| 2 | 15 | 12 | ~ | 28 | 51 | 31 | 28 | 14 | 8.34 | 6.57 | 7.25 | 8.08 | 25 | 26 | 38 | 43 | 21 | 26 | 14 | 9 | 18 | 9 | 4.18 | 8.90 | 20 | 7.26 | 9 | 10 | ~ | ~ | ~ | 18.39 | 50.96 | 27.00
| 3 | 14 | 21 | 18 | 25 | 39 | 21 | 13 | 20 | 10 | 16 | 31 | 33 | 27 | 31 | 23 | 30 | 16 | 22 | 19 | 21 | 20 | 20 | 17 | 16 | 22 | 29 | 30 | 40 | ~ | ~ | 17 | 22.74 | 40.10 | 29.00
| 4 | 37 | 29 | 23 | 23 | 22 | 21 | 32 | 35 | 26 | 23 | 21 | 18 | 14 | 15 | 17 | 28 | 28 | 30 | 29 | 25 | 23 | 31 | 23 | 26 | 23 | 18 | 14 | 8.49 | 13 | 12 | ~ | 22.96 | 37.24 | 30.00
| 5 | 13 | 14 | 13 | 8.28 | 14 | 13 | 12 | 18 | 16 | 14 | 7.80 | 14 | 18 | 15 | 16 | 15 | 15 | 14 | 15 | 23 | 17 | 9 | 13 | 19 | 19 | 17 | 27 | 19 | 21 | 21 | 19 | 15.76 | 26.90 | 31.00
| 6 | 10 | 18 | 17 | 15 | 12 | 21 | 11 | 11 | 11 | 26 | 19 | 12 | 12 | 16 | 7.97 | 12 | 14 | 14 | 13 | 17 | 11 | 11 | 13 | 20 | 14 | 17 | 15 | 21 | 8.29 | 8.40 | ~ | 14.26 | 26.37 | 30.00
| 7 | 10 | 14 | 15 | 12 | 6.64 | 8.48 | 13 | 11 | 10 | 12 | 17 | 15 | 11 | 11 | 15 | 14 | 17 | 15 | 17 | 15 | 11 | 16 | 14 | 12 | 14 | 15 | 12 | 10 | 17 | 12 | 10 | 13.05 | 17.43 | 31.00
| 8 | 14 | 18 | 10 | 14 | 20 | 25 | 20 | 18 | 20 | 9 | 13 | 11 | 15 | 16 | 26 | 20 | 15 | 16 | 15 | 13 | 10 | 16 | 18 | 10 | 9 | 15 | 19 | 18 | 19 | 19 | 13 | 15.94 | 25.69 | 31.00
| 9 | 18 | 20 | 17 | 16 | 20 | 21 | 15 | 12 | 20 | 17 | 24 | 20 | 22 | 14 | 16 | 18 | 17 | 23 | 19 | 26 | 16 | 17 | 12 | 13 | 26 | 23 | 23 | 19 | 19 | 23 | ~ | 18.92 | 25.96 | 30.00
| 10 | 25 | 25 | 21 | 24 | 13 | 12 | 21 | 19 | 27 | 20 | 18 | 15 | 18 | 20 | 23 | 29 | 21 | 21 | 14 | 16 | 34 | 22 | 25 | 27 | 13 | 8.23 | 5.87 | 9 | 25 | 33 | 26 | 20.32 | 33.73 | 31.00
| 11 | 21 | 19 | 24 | 23 | 17 | 30 | 37 | 24 | 11 | 23 | 28 | 19 | 27 | 16 | 8.11 | 5.85 | 23 | 41 | 24 | 27 | 37 | 18 | 17 | 16 | 11 | 27 | 36 | 40 | 33 | 21 | ~ | 23.46 | 40.62 | 30.00
| 12 | 21 | 30 | 26 | 25 | 22 | 17 | 20 | 16 | 32 | 48 | 68 | 62 | 58 | 70 | 63 | 51 | 38 | 31 | 37 | 45 | 45 | 46 | 35 | 46 | 53 | 36 | 35 | 44 | 21 | 29 | 21 | 38.51 | 70.11 | 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. | 69 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 87
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 63
| REL. | 79.3 | 20.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.1
| ID | 79 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 89 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 2 | 0 | 0 | 0 | 0 | 0 | 0 | 37
| REL. | 97.8 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 97 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 92 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26
| 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 | 20.9
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 67 | 23 | 2 | 0 | 0 | 0 | 0 | 0 | 92
| 25 | 2 | 0 | 0 | 0 | 0 | 0 | 70
| REL | 72.8 | 25.0 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 27.2 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.12
| ID | 72 | 25 | 2 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 317 | 43 | 2 | 0 | 0 | 0 | 0 | 0 | 362
| 45 | 2 | 0 | 0 | 0 | 0 | 0 | 70 | REL. | 87.5 | 11.8 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 12.4 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.12
| ID | 87 | 11 | | 0 | 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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