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 | 16 | 13 | 31 | 57 | 53 | 37 | 25 | 57 | 30 | 41 | 23 | 14 | 9 | 13 | 33 | 20 | 56 | 55 | 33 | 38 | 50 | 17 | 15 | 18 | 53 | 89 | 35 | 22 | 48 | 69 | 118 | 38.34 | 117.91 | 31.00
| 2 | 164 | 102 | 106 | 110 | 106 | 42 | 98 | 78 | 43 | 108 | 94 | 50 | 55 | 66 | 71 | 56 | 93 | 93 | 118 | 125 | 67 | 54 | 109 | 52 | 53 | 39 | 112 | 51 | ~ | ~ | ~ | 82.61 | 163.59 | 28.00
| 3 | 121 | 112 | 46 | 89 | 145 | 66 | 91 | 128 | 169 | 157 | 170 | 113 | 113 | 36 | 38 | 88 | 115 | 63 | 145 | 139 | 168 | 120 | 126 | 218 | 207 | 219 | 100 | 146 | 137 | 162 | 242 | 128.75 | 241.98 | 31.00
| 4 | 148 | 137 | 69 | 70 | 140 | 167 | 109 | 176 | 194 | 249 | 167 | 109 | 216 | 165 | 153 | 228 | 159 | 103 | 167 | 277 | 153 | 303 | 280 | 144 | 255 | 200 | 208 | 130 | 204 | 217 | ~ | 176.63 | 303.35 | 30.00
| 5 | 269 | 168 | 84 | 233 | 219 | 128 | 174 | 303 | 316 | 300 | 316 | 314 | 302 | 343 | 196 | 285 | 225 | 235 | 296 | 278 | 127 | 184 | 117 | 110 | 213 | 175 | 254 | 316 | 312 | 249 | 242 | 235.02 | 342.58 | 31.00
| 6 | 171 | 299 | 264 | 321 | 340 | 337 | 264 | 164 | 349 | 118 | 78 | 92 | 173 | 309 | 275 | 263 | 253 | 172 | 170 | 235 | 334 | 262 | 146 | 129 | 290 | 195 | 268 | 307 | 274 | 271 | ~ | 237.34 | 348.80 | 30.00
| 7 | 163 | 195 | 242 | 106 | 127 | 111 | 69 | 176 | 199 | 174 | 188 | 107 | 236 | 324 | 195 | 183 | 263 | 252 | 346 | 326 | 295 | 153 | 273 | 191 | 167 | 271 | ~ | 151 | 189 | 218 | 284 | 205.75 | 345.71 | 30.00
| 8 | 307 | 292 | 147 | 224 | 292 | 286 | 284 | 304 | 302 | 317 | 283 | 243 | 80 | 233 | 285 | 226 | 260 | 263 | 231 | 257 | 84 | 143 | 150 | 190 | 130 | 83 | 139 | 94 | 100 | 187 | 134 | 211.31 | 317.16 | 31.00
| 9 | 247 | 125 | 92 | 59 | 32 | 90 | 184 | 76 | 185 | 134 | 39 | 47 | 66 | 93 | 92 | 90 | 88 | 149 | 118 | 196 | 186 | 205 | 190 | 111 | 45 | 36 | 66 | 152 | 77 | 92 | ~ | 112.03 | 246.56 | 30.00
| 10 | 24 | 20 | 30 | 34 | 33 | 22 | 20 | 121 | 25 | 39 | 35 | 40 | 146 | 51 | 97 | 125 | 77 | 72 | 48 | 101 | 101 | 81 | 98 | 62 | 85 | 108 | 61 | 58 | 30 | 65 | 61 | 63.56 | 145.70 | 31.00
| 11 | 26 | 55 | 29 | 33 | 85 | 62 | 85 | 73 | 21 | 25 | 68 | 81 | 21 | 15 | 38 | 44 | 50 | 54 | 41 | 49 | 52 | 30 | 21 | 69 | 14 | 14 | 18 | 14 | 17 | 13 | ~ | 40.58 | 85.42 | 30.00
| 12 | 21 | 15 | 12 | 13 | 61 | 40 | 51 | 47 | 64 | 69 | 12 | 22 | 44 | 15 | 39 | 50 | 56 | 57 | 41 | 34 | 43 | 32 | 43 | 13 | 53 | 53 | 14 | 51 | 25 | 15 | 12 | 36.05 | 68.89 | 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. | 28 | 29 | 23 | 9 | 1 | 0 | 0 | 0 | 90
| 62 | 33 | 10 | 1 | 0 | 0 | 0 | 242
| REL. | 31.1 | 32.2 | 25.5 | 10.0 | 1.1 | 0.0 | 0.0 | 0.0 | 100.0
| 68.9 | 36.7 | 11.1 | 1.1 | 0.0 | 0.0 | 0.0 | 31.3
| ID | 31 | 32 | 25 | 20 | 5 | 0 | 0 | 0 | 114
| |
|
|
ABS. | 0 | 5 | 15 | 27 | 27 | 17 | 0 | 0 | 91
| 91 | 86 | 71 | 44 | 17 | 0 | 0 | 349
| REL. | 0.0 | 5.4 | 16.4 | 29.6 | 29.6 | 18.6 | 0.0 | 0.0 | 100.0
| 100.0 | 94.5 | 78.0 | 48.4 | 18.7 | 0.0 | 0.0 | 9.6
| ID | 0 | 5 | 16 | 59 | 148 | 467 | 0 | 0 | 696
| |
|
|
ABS. | 5 | 18 | 14 | 25 | 22 | 7 | 0 | 0 | 91
| 86 | 68 | 54 | 29 | 7 | 0 | 0 | 346
| REL. | 5.4 | 19.7 | 15.3 | 27.4 | 24.1 | 7.6 | 0.0 | 0.0 | 100.0
| 94.5 | 74.7 | 59.3 | 31.9 | 7.7 | 0.0 | 0.0 | 19.7
| ID | 5 | 19 | 15 | 54 | 120 | 192 | 0 | 0 | 408
| |
|
|
ABS. | 53 | 33 | 6 | 0 | 0 | 0 | 0 | 0 | 92
| 39 | 6 | 0 | 0 | 0 | 0 | 0 | 146
| REL | 57.6 | 35.8 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 42.4 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 13.10
| ID | 57 | 35 | 6 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 86 | 85 | 58 | 61 | 50 | 24 | 0 | 0 | 364
| 278 | 193 | 135 | 74 | 24 | 0 | 0 | 349 | REL. | 23.6 | 23.3 | 15.9 | 16.7 | 13.7 | 6.5 | 0.0 | 0.0 | 100.0
| 76.4 | 53.0 | 37.1 | 20.3 | 6.6 | 0.0 | 0.0 | 9.6
| ID | 23 | 23 | 15 | 33 | 68 | 164 | 0 | 0 | 329
|
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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