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 | 14 | 15 | 16 | 16 | 25 | 33 | 17 | 14 | 24 | 16 | ~ | 22 | 22 | 19 | 17 | 24 | 34 | 86 | 35 | 62 | 68 | 78 | 60 | 48 | 30 | 20 | 21 | 19 | 15 | 13 | 22 | 30.24 | 86.15 | 30.00
| 2 | 50 | 48 | 49 | 23 | ~ | ~ | 14 | 19 | 35 | 39 | 57 | 31 | 18 | 19 | 33 | 24 | 18 | 25 | 31 | 23 | 14 | 15 | 19 | 22 | 27 | 36 | 33 | 21 | ~ | ~ | ~ | 28.50 | 56.69 | 26.00
| 3 | 16 | 14 | 21 | 40 | 18 | 18 | 23 | 16 | 21 | 23 | 18 | 30 | 33 | 28 | 20 | 16 | 22 | 32 | 26 | 11 | 11 | 16 | 19 | 29 | 54 | 27 | 18 | 12 | 27 | 30 | 61 | 24.29 | 61.44 | 31.00
| 4 | 52 | 29 | 32 | 18 | 19 | 20 | 20 | 19 | 22 | 20 | 18 | 15 | 14 | 12 | 13 | 14 | 14 | 20 | 16 | 29 | 31 | 24 | 25 | 18 | 22 | 25 | 19 | 19 | 26 | 25 | ~ | 21.72 | 52.26 | 30.00
| 5 | 16 | 18 | 21 | 13 | 12 | 12 | 19 | 19 | 26 | 18 | 14 | 13 | 17 | 15 | 11 | 15 | 11 | 10 | 13 | 15 | 21 | 13 | 17 | 19 | 16 | 32 | 25 | 18 | 22 | 14 | 18 | 16.90 | 31.72 | 31.00
| 6 | 16 | 12 | 10 | 10 | 10 | 8.94 | 22 | 22 | 23 | 18 | 22 | 16 | 17 | 19 | 19 | 22 | 18 | 14 | 14 | 12 | 13 | 13 | 20 | 21 | 20 | 14 | 13 | 16 | 19 | 20 | ~ | 16.42 | 23.38 | 30.00
| 7 | 19 | 19 | 13 | 12 | 12 | 14 | 12 | 15 | 13 | 11 | 13 | 15 | 12 | 13 | 13 | 13 | 16 | 26 | 18 | 14 | 14 | 15 | 13 | 10 | 21 | 16 | 20 | 22 | 21 | 30 | 23 | 16.10 | 30.33 | 31.00
| 8 | 27 | 23 | 26 | 30 | 30 | 22 | 14 | 16 | 13 | 16 | 16 | 17 | 19 | 14 | 14 | 15 | 17 | 15 | 11 | 13 | 12 | 17 | 32 | 28 | 30 | 31 | 20 | 16 | 20 | 30 | 24 | 20.29 | 32.04 | 31.00
| 9 | 21 | 21 | 21 | 11 | 11 | 15 | 23 | 41 | 40 | 39 | 23 | 36 | 40 | 32 | 48 | 33 | 24 | 15 | 12 | 19 | 15 | 19 | 24 | 27 | 23 | 12 | 17 | 15 | 14 | 13 | ~ | 23.43 | 48.13 | 30.00
| 10 | 12 | 15 | 9 | 16 | 25 | 20 | 23 | 26 | 13 | 13 | 18 | 38 | 37 | 31 | 26 | 25 | 27 | 21 | 19 | 22 | 16 | 18 | 19 | 20 | 25 | 19 | 25 | 53 | 48 | 29 | 22 | 23.48 | 53.05 | 31.00
| 11 | 28 | 28 | 45 | 32 | 27 | 24 | 18 | 27 | 27 | 35 | 39 | 26 | 20 | 17 | 30 | 21 | 34 | 23 | 30 | 26 | 19 | 30 | 67 | 74 | 68 | 67 | 45 | 53 | 70 | 58 | ~ | 36.93 | 74.25 | 30.00
| 12 | 21 | 20 | 16 | 12 | 15 | 17 | 19 | 20 | 31 | 19 | 14 | 9 | 14 | 17 | 26 | 19 | 29 | 18 | 17 | 29 | 38 | 21 | 25 | 22 | 14 | 10 | 15 | 26 | 27 | 22 | 23 | 20.14 | 38.00 | 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 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 87
| 18 | 3 | 0 | 0 | 0 | 0 | 0 | 86
| REL. | 79.3 | 17.2 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 20.7 | 3.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 18.1
| ID | 79 | 17 | 3 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 90 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 52
| 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. | 86 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 48
| REL. | 93.4 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.9
| ID | 93 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 75 | 13 | 4 | 0 | 0 | 0 | 0 | 0 | 92
| 17 | 4 | 0 | 0 | 0 | 0 | 0 | 74
| REL | 81.5 | 14.1 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.5 | 4.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 24.11
| ID | 81 | 14 | 4 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 320 | 35 | 7 | 0 | 0 | 0 | 0 | 0 | 362
| 42 | 7 | 0 | 0 | 0 | 0 | 0 | 86 | REL. | 88.3 | 9.6 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 11.6 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 18.1
| ID | 88 | 9 | 1 | 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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