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 | 128 | 84 | 197 | 208 | 175 | 184 | 204 | 209 | 186 | 85 | 163 | 217 | 218 | 210 | 215 | 206 | 112 | 142 | 169 | 118 | 108 | 136 | 92 | 167 | 207 | 198 | 230 | 241 | 260 | 320 | 185 | 179.81 | 319.63 | 31.00
| 2 | 201 | 218 | 174 | 226 | 267 | 215 | 194 | 211 | 183 | 154 | 316 | 326 | 318 | 135 | 186 | 228 | 234 | 227 | 208 | 198 | 204 | 227 | 230 | 226 | 205 | 180 | 151 | 192 | ~ | ~ | ~ | 215.48 | 326.35 | 28.00
| 3 | 203 | 208 | 193 | 109 | 190 | 195 | 245 | 188 | 206 | 219 | 190 | 171 | 124 | 119 | 229 | 82 | 91 | 142 | 247 | 252 | 207 | 205 | 218 | 200 | 195 | 189 | 144 | 234 | 213 | 160 | 137 | 183.96 | 252.06 | 31.00
| 4 | 142 | 124 | 160 | 175 | 198 | 210 | 240 | 245 | 207 | 178 | 264 | 205 | 228 | 191 | 235 | 227 | 213 | 245 | 181 | 196 | 180 | 202 | 142 | 165 | 205 | 114 | 154 | 150 | 108 | 194 | ~ | 189.24 | 263.58 | 30.00
| 5 | 205 | 186 | 121 | 85 | 113 | 116 | 106 | 190 | 188 | 199 | 177 | 205 | 222 | 221 | 270 | 240 | 88 | 111 | 130 | 67 | 151 | 241 | 241 | 132 | 214 | 129 | 138 | 149 | 154 | 178 | 217 | 167.24 | 270.38 | 31.00
| 6 | 112 | 185 | 201 | 218 | 156 | 151 | 129 | 196 | 120 | 107 | 241 | 156 | 88 | 89 | 146 | 130 | 236 | 262 | 180 | 166 | 291 | 309 | 209 | 127 | 134 | 176 | 169 | 227 | 139 | 173 | ~ | 174.09 | 308.71 | 30.00
| 7 | 219 | 199 | 132 | 133 | ~ | 186 | 299 | 327 | 150 | 59 | 90 | 141 | 211 | 229 | 235 | 204 | 132 | 143 | 123 | 193 | 222 | 216 | 298 | 220 | 130 | 156 | 135 | 107 | 118 | 120 | 130 | 175.17 | 326.56 | 30.00
| 8 | 120 | 109 | 137 | 143 | 122 | 186 | 170 | 168 | 167 | 211 | 245 | 110 | 203 | 197 | 219 | 193 | 212 | 193 | 190 | 210 | 239 | 166 | 138 | 138 | 138 | 108 | 149 | 183 | 248 | 142 | 272 | 175.05 | 271.83 | 31.00
| 9 | 279 | 220 | 142 | 130 | 118 | 167 | 193 | 178 | 164 | 166 | 145 | 149 | 144 | 139 | 160 | 105 | 140 | 129 | 139 | 143 | 154 | 197 | 156 | 199 | 167 | 197 | 188 | 199 | 211 | 219 | ~ | 167.90 | 278.56 | 30.00
| 10 | 203 | 186 | 204 | 176 | 277 | 247 | 189 | 219 | 230 | 232 | 222 | 193 | 143 | 258 | 162 | 152 | 94 | 100 | 99 | 109 | 118 | 122 | 196 | 112 | 181 | 202 | 226 | 162 | 166 | 189 | 229 | 180.67 | 277.13 | 31.00
| 11 | 127 | 167 | 162 | 119 | 157 | 210 | 210 | 257 | 133 | 100 | 65 | 105 | 199 | 205 | 96 | 162 | 196 | 194 | 216 | 171 | 106 | 187 | 263 | 247 | 183 | 169 | 199 | 153 | 122 | 169 | ~ | 168.32 | 262.69 | 30.00
| 12 | 200 | 224 | 217 | 145 | 224 | 212 | 212 | 216 | 202 | 207 | 202 | 210 | 221 | 201 | 226 | 247 | 200 | 196 | 210 | 274 | 237 | 175 | 104 | 48 | 146 | 213 | 197 | 302 | 221 | 232 | 192 | 203.63 | 302.15 | 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. | 0 | 5 | 13 | 52 | 16 | 4 | 0 | 0 | 90
| 90 | 85 | 72 | 20 | 4 | 0 | 0 | 326
| REL. | 0.0 | 5.5 | 14.4 | 57.7 | 17.7 | 4.4 | 0.0 | 0.0 | 100.0
| 100.0 | 94.4 | 80.0 | 22.2 | 4.4 | 0.0 | 0.0 | 12.2
| ID | 0 | 5 | 14 | 115 | 88 | 111 | 0 | 0 | 335
| |
|
|
ABS. | 0 | 5 | 25 | 44 | 16 | 1 | 0 | 0 | 91
| 91 | 86 | 61 | 17 | 1 | 0 | 0 | 309
| REL. | 0.0 | 5.4 | 27.4 | 48.3 | 17.5 | 1.0 | 0.0 | 0.0 | 100.0
| 100.0 | 94.5 | 67.0 | 18.7 | 1.1 | 0.0 | 0.0 | 22.6
| ID | 0 | 5 | 27 | 96 | 87 | 27 | 0 | 0 | 245
| |
|
|
ABS. | 0 | 2 | 37 | 42 | 9 | 1 | 0 | 0 | 91
| 91 | 89 | 52 | 10 | 1 | 0 | 0 | 327
| REL. | 0.0 | 2.1 | 40.6 | 46.1 | 9.8 | 1.0 | 0.0 | 0.0 | 100.0
| 100.0 | 97.8 | 57.1 | 11.0 | 1.1 | 0.0 | 0.0 | 8.7
| ID | 0 | 2 | 40 | 92 | 49 | 27 | 0 | 0 | 212
| |
|
|
ABS. | 1 | 5 | 15 | 55 | 15 | 1 | 0 | 0 | 92
| 91 | 86 | 71 | 16 | 1 | 0 | 0 | 302
| REL | 1.0 | 5.4 | 16.3 | 59.7 | 16.3 | 1.0 | 0.0 | 0.0 | 100.0
| 98.9 | 93.5 | 77.2 | 17.4 | 1.1 | 0.0 | 0.0 | 28.12
| ID | 1 | 5 | 16 | 119 | 81 | 27 | 0 | 0 | 251
|
Year
| ABS. | 1 | 17 | 90 | 193 | 56 | 7 | 0 | 0 | 364
| 363 | 346 | 256 | 63 | 7 | 0 | 0 | 327 | REL. | 0.2 | 4.6 | 24.7 | 53.0 | 15.3 | 1.9 | 0.0 | 0.0 | 100.0
| 99.7 | 95.1 | 70.3 | 17.3 | 1.9 | 0.0 | 0.0 | 8.7
| ID | | 4 | 24 | 106 | 76 | 48 | 0 | 0 | 260
|
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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