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 | ~ | 32 | 34 | 34 | 25 | 27 | 30 | 32 | 28 | 31 | 33 | 36 | 27 | 28 | 27 | 22 | 23 | 24 | 23 | 21 | 20 | 19 | 20 | 23 | 27 | 23 | 19 | 26 | 30 | 22 | 17 | 26.10 | 36.00 | 30.00
| 2 | 21 | 19 | 22 | 23 | 20 | 23 | 27 | 35 | 27 | 23 | 31 | 36 | 28 | 30 | 35 | 37 | 23 | 18 | 19 | 19 | 20 | 17 | 16 | 20 | 27 | 30 | 21 | 18 | ~ | ~ | ~ | 24.46 | 37.00 | 28.00
| 3 | 25 | 22 | ~ | 25 | 26 | 26 | 20 | 20 | 29 | ~ | 29 | 25 | 15 | 18 | 26 | 31 | ~ | 20 | 18 | 14 | 17 | 23 | 25 | ~ | 19 | 17 | 11 | 12 | 16 | 26 | ~ | 21.35 | 31.00 | 26.00
| 4 | 7.00 | 11 | 22 | 16 | 18 | 23 | ~ | 22 | 22 | 23 | 17 | 10 | 17 | ~ | ~ | 21 | 21 | 25 | 21 | 19 | ~ | 18 | 19 | 28 | 16 | 16 | 17 | ~ | 17 | 17 | ~ | 18.52 | 28.00 | 25.00
| 5 | 19 | 17 | 12 | 13 | ~ | 9.00 | 9.00 | 18 | 19 | 20 | 21 | ~ | 11 | 14 | 20 | 20 | 18 | 21 | ~ | 15 | 15 | 16 | 17 | 22 | 26 | ~ | 21 | 19 | 16 | 18 | 16 | 17.11 | 26.00 | 27.00
| 6 | 18 | ~ | 15 | 15 | 16 | 15 | 14 | 18 | ~ | 14 | 15 | 18 | 20 | 18 | 17 | ~ | 14 | 12 | 11 | 16 | 17 | 17 | ~ | 28 | 27 | 24 | 22 | 17 | 14 | ~ | ~ | 17.28 | 28.00 | 25.00
| 7 | 8.00 | 9.00 | 12 | 15 | ~ | ~ | ~ | 17 | 16 | 15 | 16 | 17 | 18 | ~ | 16 | 15 | 14 | 18 | 14 | 15 | ~ | 16 | 17 | 19 | 18 | 17 | 17 | ~ | 20 | 21 | 22 | 16.08 | 22.00 | 25.00
| 8 | 13 | 11 | 11 | ~ | 11 | 12 | 15 | 20 | 19 | 20 | ~ | 27 | 24 | 13 | 10 | 14 | 18 | ~ | 23 | 21 | 15 | 15 | 17 | 23 | ~ | 12 | 11 | 8.00 | 8.00 | 11 | 12 | 15.33 | 27.00 | 27.00
| 9 | ~ | 15 | 14 | 9.00 | 6.00 | 12 | 13 | ~ | 12 | 13 | 14 | ~ | 29 | 29 | ~ | 16 | 16 | 14 | 14 | 18 | 21 | ~ | 17 | 16 | 15 | 21 | 38 | ~ | ~ | ~ | ~ | 16.91 | 38.00 | 22.00
| 10 | 21 | 31 | 32 | 25 | 33 | ~ | 29 | 32 | 36 | 31 | 34 | 33 | ~ | 30 | 27 | 20 | 22 | 25 | 23 | ~ | 23 | 20 | 12 | 17 | 20 | 20 | ~ | 23 | 22 | 19 | ~ | 25.38 | 36.00 | 26.00
| 11 | 20 | 23 | ~ | 32 | 28 | 19 | 18 | 15 | 16 | ~ | 29 | 25 | 17 | 22 | 30 | 37 | ~ | 19 | 23 | 32 | 27 | 19 | 22 | ~ | 36 | 34 | 28 | 25 | 31 | 30 | ~ | 25.27 | 37.00 | 26.00
| 12 | ~ | 36 | 33 | 27 | 29 | 23 | 26 | ~ | 54 | 50 | 35 | 27 | 35 | 42 | ~ | 27 | 30 | 34 | 29 | 28 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 33.24 | 54.00 | 17.00
|
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. | 77 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 84
| 7 | 0 | 0 | 0 | 0 | 0 | 0 | 37
| REL. | 91.6 | 8.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 8.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.2
| ID | 91 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 77 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 77
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28
| 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 | 24.4
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 73 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 74
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 38
| REL. | 98.6 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 27.9
| ID | 98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 57 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 69
| 12 | 0 | 0 | 0 | 0 | 0 | 0 | 54
| REL | 82.6 | 17.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 17.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.12
| ID | 82 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 284 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 304
| 20 | 0 | 0 | 0 | 0 | 0 | 0 | 54 | REL. | 93.4 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 6.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.12
| ID | 93 | 6 | 0 | 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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