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 | 20 | 19 | 4.16 | 5.11 | 6.11 | 10 | 10 | 6.07 | 5.93 | 16 | 30 | 24 | 31 | 42 | 18 | 16 | 7.10 | 11 | 6.24 | 13 | 12 | 15 | ~ | ~ | ~ | ~ | 59 | 48 | 44 | 25 | 20 | 19.46 | 59.40 | 27.00
| 2 | 45 | 42 | 28 | 56 | 97 | 48 | 40 | 17 | 17 | 21 | 29 | 25 | 29 | 20 | 13 | 12 | 13 | 17 | 27 | 31 | 49 | 69 | 36 | 19 | 12 | 22 | 21 | 15 | ~ | ~ | ~ | 30.99 | 97.28 | 28.00
| 3 | 20 | 19 | 15 | 26 | 11 | 7.00 | 8.19 | 8.86 | 9 | 15 | 27 | 28 | 13 | 11 | 24 | 12 | 11 | 18 | 10 | 11 | 11 | 17 | 29 | 19 | 31 | 45 | 38 | 30 | 29 | 40 | 41 | 20.45 | 44.63 | 31.00
| 4 | 35 | 18 | 13 | 8.48 | 8.72 | 8.50 | 13 | 17 | 8.50 | 16 | 13 | 21 | 14 | 17 | 33 | 27 | 20 | 29 | 18 | 20 | 12 | 25 | 26 | 16 | 14 | 17 | 29 | 47 | 35 | 34 | ~ | 20.53 | 47.43 | 30.00
| 5 | 16 | 8.50 | 15 | 14 | 17 | 14 | 10 | 23 | 29 | 30 | 30 | 33 | 34 | 19 | 22 | 20 | 17 | 27 | 28 | 25 | 19 | 8.05 | 12 | 10 | 10 | 11 | 16 | 24 | 34 | 13 | 10 | 19.33 | 34.44 | 31.00
| 6 | 8.40 | 19 | 13 | 12 | 18 | 18 | 20 | 11 | 13 | 12 | 7.15 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 21 | 19 | 22 | 23 | ~ | 11 | 21 | 33 | 19 | 10 | 19 | 25 | ~ | 17.18 | 33.16 | 22.00
| 7 | 19 | 18 | 35 | 14 | 16 | 12 | 11 | 5.25 | 18 | 11 | 11 | 6.75 | 10 | 12 | 19 | 16 | 15 | 13 | 14 | 26 | 26 | 22 | 23 | 17 | 28 | 19 | 26 | 16 | 6.95 | 5.93 | 15 | 16.32 | 35.20 | 31.00
| 8 | 17 | 15 | 17 | 21 | 13 | 20 | 23 | 20 | 23 | 26 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 27 | 26 | 33 | 19 | 12 | 8.56 | 6.76 | 8.31 | 18 | 8.23 | 9 | 13 | 19 | 16 | 17.46 | 33.01 | 24.00
| 9 | 17 | 17 | 24 | 28 | 16 | 11 | 11 | 13 | 11 | 22 | 6.95 | 9 | 12 | 13 | 10 | 12 | 10 | 10 | 15 | ~ | 16 | 19 | 28 | 36 | 32 | 20 | 13 | 15 | 12 | 32 | ~ | 16.98 | 35.61 | 29.00
| 10 | 20 | 16 | 24 | 21 | 26 | 17 | 22 | 14 | 17 | 14 | 10 | 13 | 15 | 12 | 16 | 18 | 7.63 | 15 | 20 | 16 | 27 | 13 | 20 | 9 | 8.56 | ~ | ~ | ~ | 8.35 | 6.64 | 8.77 | 15.60 | 27.34 | 28.00
| 11 | 9 | 13 | 7.92 | 8.76 | 10 | 13 | 20 | 30 | 19 | 17 | 8.02 | 15 | 30 | 25 | 18 | 31 | 11 | 18 | 27 | 19 | 42 | 58 | 31 | 44 | 34 | 41 | 54 | 70 | 31 | 48 | ~ | 26.81 | 70.00 | 30.00
| 12 | 33 | 55 | 36 | 21 | ~ | ~ | ~ | 15 | 44 | 69 | 70 | 37 | 9 | 8.91 | 14 | 10 | 18 | 21 | 11 | ~ | 10 | 21 | 34 | 30 | 14 | 6.36 | 8.61 | 64 | 74 | 38 | 35 | 29.94 | 73.53 | 27.00
|
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. | 54 | 28 | 3 | 1 | 0 | 0 | 0 | 0 | 86
| 32 | 4 | 1 | 0 | 0 | 0 | 0 | 97
| REL. | 62.7 | 32.5 | 3.4 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 37.2 | 4.7 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 5.2
| ID | 62 | 32 | 3 | 2 | 0 | 0 | 0 | 0 | 101
| |
|
|
ABS. | 63 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 83
| 20 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL. | 75.9 | 24.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 24.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 28.4
| ID | 75 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 70 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 84
| 14 | 0 | 0 | 0 | 0 | 0 | 0 | 36
| REL. | 83.3 | 16.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 16.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.9
| ID | 83 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 55 | 22 | 8 | 0 | 0 | 0 | 0 | 0 | 85
| 30 | 8 | 0 | 0 | 0 | 0 | 0 | 74
| REL | 64.7 | 25.8 | 9.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 35.3 | 9.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.12
| ID | 64 | 25 | 9 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 242 | 84 | 11 | 1 | 0 | 0 | 0 | 0 | 338
| 96 | 12 | 1 | 0 | 0 | 0 | 0 | 97 | REL. | 71.5 | 24.8 | 3.2 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 28.4 | 3.6 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 5.2
| ID | 71 | 24 | 3 | | 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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