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 | 1397 | 1286 | 1662 | 1660 | 1642 | 2931 | 2569 | 1431 | 1363 | 1431 | 1694 | 1603 | 1464 | 1373 | 1373 | 1269 | 1381 | 1307 | 1354 | 1469 | 1289 | 1266 | 1250 | 2403 | 1616 | 2201 | 1889 | 1426 | 1250 | 1261 | 1397 | 1577.69 | 2931.04 | 31.00
| 2 | 1601 | 1896 | 1394 | 1934 | 1408 | 1647 | 1718 | 1704 | 1475 | 1657 | 1522 | 1931 | 1274 | 1316 | 1423 | ~ | ~ | ~ | ~ | ~ | 1421 | 1396 | 1550 | 1347 | 1462 | 1385 | 1329 | 1370 | ~ | ~ | ~ | 1528.67 | 1933.75 | 23.00
| 3 | 1690 | 1784 | 1338 | 1728 | ~ | 1938 | 1443 | 2172 | 1635 | 1596 | 1938 | 1672 | 1698 | 2432 | 1750 | 1365 | 1661 | 2873 | ~ | ~ | ~ | ~ | 1786 | 1414 | 1276 | 2445 | 1995 | 1448 | 1534 | 2365 | 2019 | 1807.40 | 2872.50 | 26.00
| 4 | 1862 | 2479 | 1778 | ~ | ~ | 1984 | 1327 | ~ | 1339 | 1391 | 1396 | 1395 | 1386 | 1293 | 1277 | 1495 | 1559 | 1346 | 1276 | 1508 | 1297 | 1380 | 1391 | ~ | 2032 | 1286 | ~ | 1307 | 1355 | ~ | ~ | 1505.82 | 2479.17 | 24.00
| 5 | 2230 | 1400 | 1303 | ~ | 1195 | 1018 | 1150 | 1242 | ~ | ~ | 1072 | 863 | 1089 | 1120 | 1082 | 1033 | 1330 | 1115 | 925 | 1181 | 1345 | 1350 | 1350 | 1493 | 1207 | 1032 | 1230 | 1304 | 1283 | 1463 | 1385 | 1242.40 | 2229.79 | 28.00
| 6 | 860 | 1063 | 940 | 942 | 914 | 1849 | 2039 | 1726 | 1432 | 1528 | 1437 | 1544 | 1791 | 1757 | 1938 | 1571 | 1562 | 1658 | 1450 | 1645 | 1486 | 1304 | 1030 | 1189 | 1640 | 1656 | 2127 | 1706 | 2955 | 1552 | ~ | 1543.11 | 2955.42 | 30.00
| 7 | 1221 | 1815 | 1279 | 1469 | 1633 | 1349 | 1513 | 1362 | 2721 | 1672 | 1508 | 1657 | 1948 | 1711 | 1268 | 1349 | 1594 | 1914 | 1672 | 1575 | 1310 | 1179 | 1285 | 1318 | 1247 | 1263 | 1456 | 1321 | 1174 | 1301 | 1880 | 1514.94 | 2721.04 | 31.00
| 8 | 1486 | 1539 | 1668 | 1432 | 1352 | 1481 | 1675 | 1599 | 1869 | 1732 | 1100 | 1193 | 1987 | 1818 | 2198 | 2110 | 2356 | 1855 | 1926 | 1771 | 1536 | 1750 | 1980 | 2053 | 1955 | 1850 | 1309 | 1294 | 1492 | 1505 | 2016 | 1706.07 | 2356.25 | 31.00
| 9 | 1427 | 1357 | 2351 | 1760 | 1445 | 1666 | 1474 | 1205 | 1127 | 1330 | 1327 | 1346 | 1588 | 1763 | 1328 | 1411 | 1354 | 1503 | 1523 | 1921 | 1753 | 1636 | 1383 | 1691 | 1427 | 1612 | 1664 | 1471 | 1476 | 1421 | ~ | 1524.65 | 2351.04 | 30.00
| 10 | 1431 | 1690 | 2413 | 1784 | 1973 | 1563 | 1757 | 2361 | 2312 | 2099 | 1734 | 2239 | 2091 | 2994 | 2455 | 2288 | 1979 | 1498 | 1509 | 1284 | 1168 | 1076 | 1411 | 1187 | 1272 | 1168 | 979 | 996 | 921 | 1947 | 1328 | 1706.58 | 2993.75 | 31.00
| 11 | 1272 | 1607 | 1019 | 978 | 975 | 1606 | 1599 | 1573 | 1502 | 1679 | 1587 | 1630 | 1635 | 1664 | 1965 | 2226 | 1486 | 1432 | 1632 | 1718 | 1583 | 1437 | 1137 | 1156 | 1780 | 2735 | 2303 | 1713 | 1713 | 1560 | ~ | 1596.66 | 2735.21 | 30.00
| 12 | 1330 | 1221 | 1450 | 1947 | 2408 | 1742 | 1291 | 1096 | 1109 | 1387 | 1434 | 1338 | 1238 | 1497 | 1186 | 876 | 1231 | 1163 | 1332 | 919 | 901 | 1022 | 960 | 1278 | 1255 | 1276 | 1656 | 1833 | 1658 | 1310 | 1333 | 1344.36 | 2407.92 | 31.00
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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- 1667 | 1668- 3333 | 3334- 5000 | 5001- 7500 | 7501-10000 | 10001-15000 | 15001-20000 | over 20000 | 1667 | 3333 | 5000 | 7500 | 10000 | 15000 | 20000
| |
|
|
ABS. | 53 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 80
| 27 | 0 | 0 | 0 | 0 | 0 | 0 | 2931
| REL. | 66.2 | 33.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 33.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 6.1
| ID | 66 | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 67 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 82
| 15 | 0 | 0 | 0 | 0 | 0 | 0 | 2955
| REL. | 81.7 | 18.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 18.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 29.6
| ID | 81 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 60 | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 32 | 0 | 0 | 0 | 0 | 0 | 0 | 2721
| REL. | 65.2 | 34.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 34.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.7
| ID | 65 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 63 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 29 | 0 | 0 | 0 | 0 | 0 | 0 | 2994
| REL | 68.4 | 31.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 31.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.10
| ID | 68 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 243 | 103 | 0 | 0 | 0 | 0 | 0 | 0 | 346
| 103 | 0 | 0 | 0 | 0 | 0 | 0 | 2994 | REL. | 70.2 | 29.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 29.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 14.10
| ID | 70 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
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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