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 | 13 | 19 | 18 | 14 | 24 | 24 | 36 | 30 | 44 | 28 | 35 | 36 | 30 | 43 | 25 | 5.39 | 6.22 | 10 | 12 | 6.14 | 13 | 43 | 25 | 24 | 22 | 21 | 25 | 9 | 7.28 | 8.86 | 21.75 | 44.20 | 31.00
| 2 | 8.86 | 21 | 11 | 15 | 26 | 36 | 16 | 6.15 | 8.12 | 13 | 17 | 18 | 9 | 12 | 13 | 7.42 | 14 | 13 | 13 | 27 | 23 | 28 | 22 | 22 | 11 | 23 | 17 | 38 | 58 | ~ | ~ | 18.91 | 58.45 | 29.00
| 3 | 12 | 12 | 12 | 7.70 | 6.90 | 19 | 17 | 10 | 7.95 | 12 | 8.90 | 21 | 29 | 13 | 6.89 | 6.62 | 11 | 19 | 14 | 22 | 27 | 30 | 48 | 55 | 24 | 47 | 12 | 15 | 20 | 6.22 | 19 | 18.56 | 55.03 | 31.00
| 4 | 29 | 24 | 20 | 29 | 24 | 14 | 19 | 25 | 26 | 36 | 30 | 15 | 8.89 | 18 | 19 | 7.86 | 15 | 18 | 30 | 37 | 47 | 39 | 33 | 20 | 24 | 25 | 32 | 27 | 26 | 41 | ~ | 25.25 | 46.62 | 30.00
| 5 | 22 | 21 | 20 | 29 | ~ | 21 | 30 | 16 | 19 | 29 | 32 | 22 | 12 | 10 | 16 | 20 | 15 | 11 | 6.41 | 8.10 | 8.85 | 9 | 16 | 15 | 15 | 15 | 17 | 7.40 | 6.66 | 3.16 | 2.46 | 15.86 | 32.50 | 30.00
| 6 | 2.57 | 2.44 | 2.38 | 2.79 | 6.99 | 14 | 13 | 12 | 23 | 26 | 31 | 29 | 19 | 20 | 12 | 12 | 8.56 | 8.93 | 13 | 20 | 22 | 21 | 8.30 | 7.66 | 7.91 | 7.00 | 7.61 | 16 | 9 | 12 | ~ | 13.26 | 31.47 | 30.00
| 7 | 21 | 14 | 10 | 9 | 10 | 11 | 16 | 10 | 9 | 4.76 | 7.01 | 10 | 14 | 7.96 | 8.53 | 9 | 10 | 15 | 14 | 9 | 16 | 14 | 15 | 16 | 10 | 11 | 12 | 11 | 19 | 19 | 18 | 12.31 | 20.59 | 31.00
| 8 | 19 | 13 | 13 | 13 | 26 | 32 | 19 | 14 | 14 | 19 | 21 | 23 | 28 | 29 | 32 | 14 | 15 | 15 | 24 | 28 | 17 | 7.93 | 16 | 23 | 8.88 | 14 | 16 | 20 | 18 | 27 | 23 | 19.51 | 32.24 | 31.00
| 9 | 31 | 8.22 | 8.13 | 7.75 | 11 | 11 | 8.65 | 13 | 15 | 22 | 23 | 24 | 19 | 28 | 28 | 16 | 8.95 | 20 | 27 | 31 | 16 | 24 | 31 | 18 | 20 | 26 | 38 | 47 | 46 | 39 | ~ | 22.20 | 47.38 | 30.00
| 10 | 39 | 14 | 17 | 29 | 37 | 16 | 6.72 | 9 | 8.92 | 11 | 13 | 16 | 25 | 40 | 43 | 26 | 27 | 16 | 19 | 31 | 24 | 35 | 45 | 23 | 26 | 14 | 15 | 18 | 19 | 32 | 12 | 22.82 | 44.79 | 31.00
| 11 | 11 | 20 | 17 | 14 | 14 | 12 | 12 | 16 | 17 | 14 | 21 | 30 | 29 | 30 | 17 | 21 | 25 | 24 | 18 | 15 | 20 | 19 | 24 | 30 | 16 | 11 | 11 | 14 | 25 | 30 | ~ | 19.13 | 30.39 | 30.00
| 12 | 39 | 22 | 13 | 17 | 10 | 9 | 11 | 21 | 20 | 12 | 8.98 | 7.84 | 10 | 8.40 | 7.57 | 14 | 19 | 24 | 34 | 41 | 35 | 44 | 47 | 58 | 81 | 68 | 13 | 18 | 35 | 21 | 17 | 25.27 | 80.65 | 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- 25 | 26- 50 | 51- 75 | 76- 113 | 114- 150 | 151- 225 | 226- 300 | over 300 | 25 | 50 | 75 | 113 | 150 | 225 | 300
| |
|
|
ABS. | 70 | 19 | 2 | 0 | 0 | 0 | 0 | 0 | 91
| 21 | 2 | 0 | 0 | 0 | 0 | 0 | 58
| REL. | 76.9 | 20.8 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 23.1 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.2
| ID | 76 | 20 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 68 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 22 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL. | 75.5 | 24.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 24.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.4
| ID | 75 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 74 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 18 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL. | 80.4 | 19.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 19.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.9
| ID | 80 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 65 | 24 | 2 | 1 | 0 | 0 | 0 | 0 | 92
| 27 | 3 | 1 | 0 | 0 | 0 | 0 | 81
| REL | 70.6 | 26.0 | 2.1 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 29.3 | 3.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 25.12
| ID | 70 | 26 | 2 | 2 | 0 | 0 | 0 | 0 | 101
|
Year
| ABS. | 277 | 83 | 4 | 1 | 0 | 0 | 0 | 0 | 365
| 88 | 5 | 1 | 0 | 0 | 0 | 0 | 81 | REL. | 75.8 | 22.7 | 1.0 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 24.1 | 1.4 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 25.12
| ID | 75 | 22 | 1 | | 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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