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 | 270 | 271 | 274 | 272 | 277 | 280 | 275 | 275 | 273 | 273 | 272 | 269 | 264 | 262 | 263 | 265 | 270 | 271 | 272 | 272 | 271 | 272 | 272 | 274 | 274 | 274 | 275 | 273 | 273 | 274 | ~ | 271.75 | 280.05 | 30.00
| 2 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 276 | 278 | 274 | 276 | 278 | 277 | 275 | 275 | 277 | 275 | 275 | 277 | 277 | 277 | 276 | 271 | 268 | 270 | 272 | 272 | 274 | ~ | ~ | ~ | 274.84 | 278.35 | 21.00
| 3 | 275 | 274 | 274 | 278 | 274 | 273 | 278 | 279 | 279 | 283 | 284 | 286 | 280 | 279 | 277 | 280 | 280 | 282 | 277 | 275 | 273 | 277 | 281 | 284 | 282 | 272 | 272 | 276 | 277 | 278 | 280 | 278.09 | 286.31 | 31.00
| 4 | 282 | 283 | 285 | 286 | 279 | 281 | 281 | 278 | 278 | 282 | 283 | 279 | 274 | 274 | 277 | 278 | 277 | 279 | 278 | 278 | 277 | 276 | 282 | 283 | 287 | 281 | 284 | 285 | 317 | 322 | ~ | 282.85 | 322.03 | 30.00
| 5 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~
| 6 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 293 | 294 | ~ | 293.47 | 294.20 | 2.00
| 7 | 290 | 288 | 290 | 291 | 293 | 297 | 295 | 291 | 291 | 293 | 290 | 292 | 290 | 297 | 295 | 288 | 285 | 288 | 290 | 288 | 288 | 291 | 293 | 292 | 294 | 294 | 295 | 295 | 293 | 295 | 298 | 291.88 | 298.30 | 31.00
| 8 | 291 | 294 | 296 | 291 | 290 | 293 | 291 | 292 | 293 | 288 | 286 | 289 | 292 | 296 | 298 | 298 | 294 | 295 | 295 | 293 | 291 | 291 | 293 | 293 | 295 | 295 | 292 | 288 | 286 | 289 | 288 | 292.12 | 298.06 | 31.00
| 9 | 287 | 288 | 291 | 287 | 286 | 286 | 287 | 285 | 283 | 284 | 284 | 284 | 287 | 284 | 285 | 283 | 284 | 281 | 284 | 287 | 285 | 284 | 285 | 286 | 285 | 284 | 286 | 286 | 286 | 287 | ~ | 285.30 | 290.66 | 30.00
| 10 | 291 | 293 | 292 | 284 | 283 | 285 | 285 | 288 | 287 | 287 | 286 | 285 | 285 | 286 | 284 | 286 | 286 | 283 | 282 | 285 | 285 | 285 | 284 | 282 | 283 | 283 | 281 | 283 | 285 | 287 | 287 | 285.44 | 292.74 | 31.00
| 11 | 280 | 281 | 279 | 281 | 277 | 279 | 281 | 280 | 273 | 271 | 271 | 275 | 274 | 272 | 270 | 275 | 273 | 273 | 276 | 276 | 277 | 276 | 273 | 274 | 273 | 277 | 277 | 276 | 277 | 275 | ~ | 275.70 | 281.13 | 30.00
| 12 | 272 | 271 | 272 | 274 | 277 | 277 | 275 | 272 | 269 | 272 | 274 | 273 | 261 | 263 | 267 | 271 | 272 | 273 | 274 | 268 | 272 | 272 | 265 | 269 | 276 | 274 | 272 | 277 | 273 | 272 | ~ | 271.59 | 277.22 | 30.00
|
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 | 0 | 0 | 0 | 82 | 0 | 0 | 0 | 82
| 82 | 82 | 82 | 82 | 0 | 0 | 0 | 286
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 0.0 | 0.0 | 0.0 | 12.3
| ID | 0 | 0 | 0 | 0 | 500 | 0 | 0 | 0 | 500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 30 | 2 | 0 | 0 | 321
| 32 | 32 | 32 | 32 | 2 | 0 | 0 | 322
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 93.7 | 6.2 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 6.3 | 0.0 | 0.0 | 30.4
| ID | 0 | 0 | 0 | 0 | 468 | 156 | 0 | 0 | 625
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 92 | 0 | 0 | 0 | 92
| 92 | 92 | 92 | 92 | 0 | 0 | 0 | 298
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 0.0 | 0.0 | 0.0 | 31.7
| ID | 0 | 0 | 0 | 0 | 500 | 0 | 0 | 0 | 500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 91 | 0 | 0 | 0 | 91
| 91 | 91 | 91 | 91 | 0 | 0 | 0 | 293
| REL | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 0.0 | 0.0 | 0.0 | 2.10
| ID | 0 | 0 | 0 | 0 | 500 | 0 | 0 | 0 | 500
|
Year
| ABS. | 0 | 0 | 0 | 0 | 295 | 2 | 0 | 0 | 297
| 297 | 297 | 297 | 297 | 2 | 0 | 0 | 322 | REL. | 0.0 | 0.0 | 0.0 | 0.0 | 99.3 | 0.6 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 0.7 | 0.0 | 0.0 | 30.4
| ID | 0 | 0 | 0 | 0 | 496 | 16 | 0 | 0 | 513
|
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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