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 | 213 | 210 | 174 | 199 | 222 | 161 | 165 | 164 | 86 | 54 | 158 | 133 | 150 | 165 | 191 | 223 | 249 | 308 | 285 | 224 | 272 | 176 | 211 | 175 | 156 | 192 | 194 | 206 | 220 | 259 | 228 | 194.34 | 308.17 | 31.00
| 2 | 205 | 248 | 247 | 208 | 181 | 159 | 210 | 231 | 236 | 202 | 215 | 179 | 220 | 231 | 220 | 224 | 245 | 201 | 241 | 313 | 239 | 191 | 199 | 209 | 261 | 167 | 146 | 184 | 193 | ~ | ~ | 214.07 | 313.42 | 29.00
| 3 | 230 | 252 | 202 | 247 | 212 | 179 | 229 | 215 | 281 | 236 | 236 | 179 | 177 | 243 | 274 | 269 | 290 | 252 | 305 | 260 | 215 | 138 | 198 | 134 | 222 | 213 | 279 | 154 | 117 | 211 | 191 | 220.77 | 305.19 | 31.00
| 4 | 153 | 148 | 131 | 159 | 312 | 306 | 296 | 220 | 115 | 112 | 163 | 181 | 207 | 186 | 168 | 179 | 255 | 142 | 204 | 126 | 165 | 162 | 148 | 207 | 187 | 135 | 151 | 150 | 158 | 164 | ~ | 179.67 | 312.23 | 30.00
| 5 | 136 | 114 | 123 | 157 | 136 | 148 | 159 | 164 | 165 | 163 | 125 | 101 | 125 | ~ | 172 | 152 | ~ | 217 | 227 | 220 | 172 | 235 | 179 | 119 | 183 | 135 | 165 | 221 | 221 | 189 | 237 | 167.55 | 236.71 | 29.00
| 6 | 172 | 124 | 132 | ~ | 182 | 217 | 222 | 120 | 126 | ~ | ~ | 178 | ~ | 186 | 270 | 311 | 225 | 192 | ~ | ~ | ~ | ~ | 184 | 206 | 240 | 223 | 247 | 177 | 213 | 215 | ~ | 198.37 | 311.40 | 22.00
| 7 | 200 | 201 | 217 | 186 | 239 | 217 | 133 | 249 | 216 | 211 | 194 | 239 | 229 | 199 | 278 | 233 | 215 | 247 | 269 | 239 | 233 | 162 | 161 | 162 | 194 | 205 | 219 | 212 | 241 | 231 | 237 | 215.12 | 278.40 | 31.00
| 8 | 154 | ~ | 172 | 156 | 91 | 235 | 264 | 166 | 207 | 166 | 209 | 145 | 168 | 149 | 197 | 218 | ~ | 192 | ~ | ~ | ~ | 158 | 104 | 226 | 245 | 107 | 133 | 235 | 142 | 136 | 110 | 172.46 | 263.85 | 26.00
| 9 | 163 | 214 | 241 | 278 | 252 | 208 | 237 | 166 | 150 | 133 | 126 | 146 | 195 | 179 | 103 | 218 | 217 | 88 | 120 | 95 | 124 | 149 | 129 | 95 | 116 | 111 | 153 | 116 | 158 | 145 | ~ | 160.85 | 277.58 | 30.00
| 10 | 106 | 132 | 218 | 157 | 162 | 263 | 261 | 121 | 183 | 173 | 173 | 159 | 170 | 190 | 182 | 156 | 221 | 113 | ~ | 178 | 166 | 203 | 100 | 208 | 219 | 220 | 221 | 187 | 198 | 170 | 181 | 179.67 | 263.48 | 30.00
| 11 | 218 | 152 | 194 | 182 | 192 | 203 | 192 | 194 | 212 | 221 | 197 | 146 | 128 | 172 | 163 | 129 | 133 | 199 | 160 | 125 | 147 | 189 | 138 | 113 | 168 | 223 | 188 | 182 | 140 | 103 | ~ | 170.09 | 223.25 | 30.00
| 12 | 142 | 115 | 167 | 153 | 152 | 158 | 111 | 136 | 157 | 209 | 210 | 215 | 217 | 205 | 223 | 244 | 135 | 158 | 124 | 125 | 118 | 145 | 161 | 84 | 77 | 117 | 102 | 174 | 131 | 215 | 226 | 158.35 | 243.63 | 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 | 2 | 6 | 52 | 28 | 3 | 0 | 0 | 91
| 91 | 89 | 83 | 31 | 3 | 0 | 0 | 313
| REL. | 0.0 | 2.1 | 6.5 | 57.1 | 30.7 | 3.2 | 0.0 | 0.0 | 100.0
| 100.0 | 97.8 | 91.2 | 34.1 | 3.3 | 0.0 | 0.0 | 20.2
| ID | 0 | 2 | 6 | 114 | 153 | 82 | 0 | 0 | 359
| |
|
|
ABS. | 0 | 0 | 22 | 47 | 9 | 3 | 0 | 0 | 81
| 81 | 81 | 59 | 12 | 3 | 0 | 0 | 312
| REL. | 0.0 | 0.0 | 27.1 | 58.0 | 11.1 | 3.7 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 72.8 | 14.8 | 3.7 | 0.0 | 0.0 | 5.4
| ID | 0 | 0 | 27 | 116 | 55 | 92 | 0 | 0 | 291
| |
|
|
ABS. | 0 | 4 | 21 | 40 | 22 | 0 | 0 | 0 | 87
| 87 | 83 | 62 | 22 | 0 | 0 | 0 | 278
| REL. | 0.0 | 4.5 | 24.1 | 45.9 | 25.2 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 95.4 | 71.3 | 25.3 | 0.0 | 0.0 | 0.0 | 15.7
| ID | 0 | 4 | 24 | 91 | 126 | 0 | 0 | 0 | 247
| |
|
|
ABS. | 0 | 3 | 26 | 58 | 4 | 0 | 0 | 0 | 91
| 91 | 88 | 62 | 4 | 0 | 0 | 0 | 263
| REL | 0.0 | 3.2 | 28.5 | 63.7 | 4.3 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 96.7 | 68.1 | 4.4 | 0.0 | 0.0 | 0.0 | 6.10
| ID | 0 | 3 | 28 | 127 | 21 | 0 | 0 | 0 | 181
|
Year
| ABS. | 0 | 9 | 75 | 197 | 63 | 6 | 0 | 0 | 350
| 350 | 341 | 266 | 69 | 6 | 0 | 0 | 313 | REL. | 0.0 | 2.5 | 21.4 | 56.2 | 18.0 | 1.7 | 0.0 | 0.0 | 100.0
| 100.0 | 97.4 | 76.0 | 19.7 | 1.7 | 0.0 | 0.0 | 20.2
| ID | 0 | 2 | 21 | 112 | 90 | 42 | 0 | 0 | 269
|
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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