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 | 12 | 8.15 | ~ | 56 | 74 | 54 | 24 | 25 | 40 | 40 | 41 | 41 | 37 | 39 | 30 | 34 | 34 | 31 | 33 | 17 | 24 | 28 | 21 | 22 | 16 | 10 | 12 | 10 | 16 | 26 | 28 | 29.44 | 74.14 | 30.00
| 2 | 21 | 20 | 19 | 37 | 36 | 31 | 26 | 22 | 14 | 14 | 18 | 10 | 15 | 19 | 35 | 17 | 29 | 27 | 16 | 15 | 16 | 24 | 9 | 10 | 27 | 15 | 18 | 14 | ~ | ~ | ~ | 20.55 | 37.01 | 28.00
| 3 | 12 | 17 | 14 | 30 | 38 | 40 | 10 | 25 | 23 | 23 | 24 | 29 | 41 | 15 | 22 | 18 | 30 | 27 | 21 | 17 | 19 | 9 | 7.72 | 7.79 | 12 | 12 | 15 | 31 | 42 | 37 | 22 | 22.30 | 41.74 | 31.00
| 4 | 36 | 21 | 21 | 21 | 14 | 9 | 18 | 20 | 16 | 14 | 18 | 15 | 17 | 12 | 22 | 26 | 29 | 24 | 19 | 13 | 13 | 23 | 19 | 16 | 20 | 15 | 9 | 13 | 14 | 19 | ~ | 18.23 | 36.08 | 30.00
| 5 | 12 | 13 | 13 | 11 | 13 | 13 | 17 | 11 | 12 | 12 | 14 | 10 | 21 | 16 | 15 | 22 | 14 | 11 | 8.13 | 15 | 13 | 13 | 11 | 13 | 8.84 | 10 | 12 | 11 | 10 | 13 | 10 | 12.82 | 22.02 | 31.00
| 6 | 5.93 | 11 | 17 | 18 | 9 | 9 | 11 | 7.60 | 11 | 8.35 | 15 | 16 | 10 | 16 | 15 | 13 | 20 | 16 | 12 | 11 | 12 | 12 | 10 | 12 | 12 | 14 | 12 | 6.91 | 6.71 | 13 | ~ | 12.05 | 19.50 | 30.00
| 7 | 17 | 20 | 13 | 10 | 12 | 7.29 | 10 | 17 | 14 | 11 | 16 | 12 | 10 | 7.21 | 10 | 11 | 17 | 10 | 8.82 | 11 | 10 | 12 | 17 | 11 | 11 | 21 | 14 | 16 | 15 | 13 | 17 | 12.88 | 20.62 | 31.00
| 8 | 15 | 12 | 13 | 9 | 11 | 11 | 11 | 14 | 16 | 10 | 11 | 10 | 7.56 | 7.69 | 10 | 13 | 14 | 15 | 23 | 18 | 18 | 17 | 21 | 17 | 15 | 18 | 15 | 18 | 17 | 22 | 11 | 14.23 | 22.83 | 31.00
| 9 | 14 | 15 | 18 | 27 | 14 | 19 | 22 | 29 | 28 | 19 | 16 | 17 | 22 | 7.64 | 7.93 | 19 | 12 | 17 | 18 | 16 | 15 | 17 | 11 | 14 | 20 | 16 | 9 | 11 | ~ | ~ | ~ | 16.75 | 28.63 | 28.00
| 10 | 33 | 31 | 37 | 12 | 11 | 8.36 | 8.79 | 13 | 13 | 16 | 14 | 13 | 11 | 24 | 22 | 28 | 15 | 15 | 14 | 22 | 23 | 32 | 13 | 26 | 20 | 6.29 | 10 | 7.05 | 21 | 26 | 23 | 18.36 | 36.72 | 31.00
| 11 | 30 | 12 | 4.71 | 2.23 | ~ | 20 | 28 | 26 | 11 | 19 | 27 | 31 | 28 | 33 | 36 | 19 | 25 | 42 | 18 | 23 | 23 | 36 | 29 | 16 | 29 | 31 | 26 | 24 | 29 | 19 | ~ | 24.01 | 41.99 | 29.00
| 12 | 19 | 26 | 22 | 20 | 23 | 21 | 24 | 19 | 28 | 32 | 37 | 25 | 25 | 26 | 23 | 27 | 28 | 17 | 36 | 38 | 47 | 30 | 21 | 14 | 16 | 16 | 21 | 28 | 30 | 23 | 20 | 25.22 | 46.85 | 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. | 70 | 18 | 1 | 0 | 0 | 0 | 0 | 0 | 89
| 19 | 1 | 0 | 0 | 0 | 0 | 0 | 74
| REL. | 78.6 | 20.2 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 21.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.1
| ID | 78 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 90 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 36
| REL. | 98.9 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 90 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29
| 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 | 8.9
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 83 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 8 | 0 | 0 | 0 | 0 | 0 | 0 | 47
| REL | 91.2 | 8.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 21.12
| ID | 91 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 333 | 27 | 1 | 0 | 0 | 0 | 0 | 0 | 361
| 28 | 1 | 0 | 0 | 0 | 0 | 0 | 74 | REL. | 92.2 | 7.4 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 7.8 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.1
| ID | 92 | 7 | | 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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