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 | 20 | 38 | 36 | 51 | 31 | 26 | 52 | 63 | 15 | 23 | 17 | 22 | 22 | 28 | 69 | 38 | 19 | 21 | 18 | 24 | 22 | 26 | 30 | 31 | 28 | 51 | 56 | 62 | 89 | 34.41 | 89.00 | 31.00
| 2 | 21 | 50 | 25 | 32 | 52 | 37 | 17 | 18 | 33 | 91 | 87 | 98 | 25 | 61 | 122 | 36 | 89 | 78 | 40 | 44 | 74 | 70 | 34 | 26 | 89 | 52 | 146 | 94 | ~ | ~ | ~ | 58.60 | 145.84 | 28.00
| 3 | 76 | 36 | 50 | 81 | 43 | 137 | 99 | 135 | 38 | 56 | 78 | 149 | 146 | 104 | 93 | 80 | 135 | 183 | 163 | 91 | 96 | 97 | 73 | 82 | 213 | 188 | 171 | 156 | 166 | 180 | 210 | 116.31 | 213.34 | 31.00
| 4 | 212 | 190 | 202 | 120 | 158 | 160 | 97 | 95 | 145 | 231 | 76 | 148 | 120 | 216 | 103 | 80 | 50 | 194 | 193 | 246 | 114 | 227 | 262 | 232 | 202 | 159 | 134 | 190 | 253 | 298 | ~ | 170.26 | 297.50 | 30.00
| 5 | 212 | 242 | 264 | 231 | 267 | 173 | 181 | 71 | 202 | 257 | 187 | 173 | 202 | 161 | 233 | 158 | 223 | 315 | 319 | 304 | 58 | 144 | 299 | 396 | ~ | 259 | 311 | 301 | 224 | 280 | 297 | 231.61 | 396.02 | 30.00
| 6 | 287 | 243 | 200 | 144 | 263 | 174 | 164 | 119 | 240 | 213 | 100 | 119 | 207 | 130 | 225 | 152 | 147 | 78 | 126 | 271 | 159 | 204 | 177 | 152 | 178 | 303 | 203 | 173 | 276 | 260 | ~ | 189.56 | 303.43 | 30.00
| 7 | 192 | 241 | 343 | 292 | 279 | 163 | 80 | 98 | 101 | 294 | 240 | 206 | 198 | 129 | 136 | 234 | 318 | 308 | 335 | 195 | 207 | 213 | 115 | 189 | 304 | 274 | 225 | 337 | 275 | 301 | 268 | 228.76 | 343.27 | 31.00
| 8 | 312 | 306 | 278 | 263 | 146 | 266 | 137 | 254 | 179 | 130 | 99 | 134 | 162 | 193 | 187 | 197 | 223 | 200 | 210 | 240 | 169 | 220 | 277 | 269 | 271 | 175 | 168 | 102 | 145 | 227 | 67 | 200.14 | 312.45 | 31.00
| 9 | 148 | 133 | 191 | 246 | 240 | 176 | 141 | 197 | 201 | 215 | 232 | 225 | 221 | 213 | 215 | 140 | 194 | 166 | 104 | 147 | 66 | 144 | ~ | 172 | 75 | 56 | 189 | 83 | 98 | 47 | ~ | 161.20 | 246.17 | 29.00
| 10 | 94 | 133 | 66 | 112 | 129 | 132 | 101 | 84 | 71 | 49 | 78 | 134 | 119 | 96 | 150 | 82 | 55 | 146 | 141 | 143 | 32 | 25 | 34 | 36 | 45 | 112 | 68 | 120 | 66 | 94 | 61 | 90.59 | 149.78 | 31.00
| 11 | 109 | 64 | 81 | 92 | 29 | 35 | 62 | 37 | 32 | 36 | 53 | 64 | 26 | 44 | 67 | 83 | 49 | 54 | 61 | 39 | 63 | 57 | 49 | 44 | 38 | 39 | 35 | 48 | 32 | 25 | ~ | 51.48 | 108.60 | 30.00
| 12 | 27 | 35 | 34 | 43 | 39 | 45 | 30 | 62 | 24 | 36 | 44 | 23 | 46 | 23 | 34 | 40 | 39 | 25 | 38 | 28 | 37 | 22 | 42 | 25 | 20 | 17 | 26 | 32 | 32 | 49 | 31 | 33.78 | 62.04 | 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- 50 | 51- 100 | 101- 150 | 151- 225 | 226- 300 | 301- 450 | 451- 600 | over 600 | 50 | 100 | 150 | 225 | 300 | 450 | 600
| |
|
|
ABS. | 40 | 33 | 8 | 9 | 0 | 0 | 0 | 0 | 90
| 50 | 17 | 9 | 0 | 0 | 0 | 0 | 213
| REL. | 44.4 | 36.6 | 8.8 | 10.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 55.6 | 18.9 | 10.0 | 0.0 | 0.0 | 0.0 | 0.0 | 25.3
| ID | 44 | 36 | 8 | 20 | 0 | 0 | 0 | 0 | 110
| |
|
|
ABS. | 0 | 9 | 14 | 35 | 25 | 7 | 0 | 0 | 90
| 90 | 81 | 67 | 32 | 7 | 0 | 0 | 396
| REL. | 0.0 | 10.0 | 15.5 | 38.8 | 27.7 | 7.7 | 0.0 | 0.0 | 100.0
| 100.0 | 90.0 | 74.4 | 35.6 | 7.8 | 0.0 | 0.0 | 24.5
| ID | 0 | 10 | 15 | 77 | 138 | 194 | 0 | 0 | 436
| |
|
|
ABS. | 1 | 9 | 17 | 32 | 23 | 9 | 0 | 0 | 91
| 90 | 81 | 64 | 32 | 9 | 0 | 0 | 343
| REL. | 1.0 | 9.8 | 18.6 | 35.1 | 25.2 | 9.8 | 0.0 | 0.0 | 100.0
| 98.9 | 89.0 | 70.3 | 35.2 | 9.9 | 0.0 | 0.0 | 3.7
| ID | 1 | 9 | 18 | 70 | 126 | 247 | 0 | 0 | 473
| |
|
|
ABS. | 53 | 25 | 14 | 0 | 0 | 0 | 0 | 0 | 92
| 39 | 14 | 0 | 0 | 0 | 0 | 0 | 150
| REL | 57.6 | 27.1 | 15.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 42.4 | 15.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 15.10
| ID | 57 | 27 | 15 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 94 | 76 | 53 | 76 | 48 | 16 | 0 | 0 | 363
| 269 | 193 | 140 | 64 | 16 | 0 | 0 | 396 | REL. | 25.8 | 20.9 | 14.6 | 20.9 | 13.2 | 4.4 | 0.0 | 0.0 | 100.0
| 74.1 | 53.2 | 38.6 | 17.6 | 4.4 | 0.0 | 0.0 | 24.5
| ID | 25 | 20 | 14 | 41 | 66 | 110 | 0 | 0 | 279
|
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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