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 | 1355 | 1347 | 1354 | 1432 | 1954 | 2556 | 2111 | 1617 | 1776 | 2492 | 2086 | 2291 | 1579 | 1600 | 1670 | 1750 | 1464 | 1800 | 1878 | 2723 | 2240 | 1442 | 1888 | 2747 | 2245 | 1615 | 1393 | 1598 | 1250 | 1341 | 1479 | 1808.80 | 2747.08 | 31.00
| 2 | 2680 | 1767 | 1944 | 1936 | 1266 | 1642 | 1852 | 1766 | 1782 | 1718 | 2215 | 1741 | 1682 | 2274 | ~ | 2786 | 2297 | 2210 | 1601 | 1648 | 2361 | 1901 | 2085 | 1439 | 1406 | 1880 | 1748 | 1570 | ~ | ~ | ~ | 1896.25 | 2786.25 | 27.00
| 3 | 1538 | 1898 | 1359 | 1355 | 1500 | 1539 | 1516 | 2078 | 2688 | 1448 | 1253 | 2047 | 3172 | 2060 | 2745 | 2724 | 2521 | 2734 | 1855 | 2544 | 2888 | 3714 | 2477 | 1693 | 1469 | 2922 | 2365 | 3498 | 2295 | 2886 | 2206 | 2225.32 | 3713.75 | 31.00
| 4 | 2151 | 2758 | 2375 | 2125 | 3177 | 2019 | 1859 | 2229 | 3745 | 2193 | 2652 | 2262 | 2051 | 1623 | 1373 | 1391 | 2074 | 1958 | 2078 | 2188 | 1255 | 1302 | 2360 | 2238 | 1788 | 2144 | 2278 | 1664 | 1481 | 2610 | ~ | 2113.38 | 3745.00 | 30.00
| 5 | 3172 | 2061 | 1898 | 2243 | 2552 | 2422 | 2891 | 2302 | 2465 | 4709 | 2419 | 2458 | 2488 | 2262 | 1569 | 1514 | 1309 | 1723 | 1971 | 1894 | 2082 | 2208 | 1238 | 1900 | 1499 | 1454 | 1158 | 2071 | 1522 | 1760 | 1551 | 2089.14 | 4709.38 | 31.00
| 6 | 1676 | 2435 | 1448 | 2204 | 2647 | 2391 | 4334 | 1751 | 1365 | 1652 | 3018 | 2481 | 2060 | 2117 | 1640 | 1484 | 1399 | ~ | ~ | ~ | ~ | 3502 | 1731 | 1510 | 2976 | 2673 | 2759 | 2981 | 2106 | 2770 | ~ | 2273.42 | 4334.38 | 26.00
| 7 | 2197 | 2877 | 2515 | 1728 | 1635 | 1976 | 2027 | 1986 | 2423 | 2369 | 3263 | 2096 | 1528 | 1252 | 1471 | 2809 | 3076 | 2593 | 2671 | 3244 | 2328 | 3007 | 2465 | 2025 | 2145 | 2762 | 2119 | 1713 | 1520 | 3756 | 1846 | 2303.98 | 3756.46 | 31.00
| 8 | 1872 | 1846 | 1578 | 1425 | 1333 | 2150 | 1838 | 1465 | 1343 | 1300 | 1296 | 1307 | 1651 | 2627 | 1864 | 1558 | 1411 | 1779 | 1736 | 1380 | 1178 | 2207 | 2226 | 2138 | 1664 | 1411 | 1588 | 2338 | 2660 | 2530 | 1598 | 1751.46 | 2660.42 | 31.00
| 9 | 1252 | 1213 | 2274 | 2419 | 1897 | 2265 | 2192 | 1747 | 1760 | 1703 | 1682 | 2345 | 2364 | 1878 | 1573 | 1818 | 1913 | 2685 | 2175 | 1870 | 1706 | 1757 | 2426 | 2614 | 2033 | 2554 | 1911 | 1568 | 1588 | 1648 | ~ | 1960.92 | 2684.58 | 30.00
| 10 | 1965 | 2337 | 1707 | 1650 | 2296 | 1822 | 1950 | 2905 | 1897 | 2025 | 1687 | 2067 | 1674 | 2012 | 2346 | 2215 | 2421 | 1989 | 2183 | 1700 | 1434 | 1390 | 2166 | 2280 | 1775 | 1953 | 1895 | 1687 | 1861 | 1997 | 1928 | 1974.77 | 2905.21 | 31.00
| 11 | 1988 | 1837 | 1715 | 1871 | 2025 | 1222 | 1777 | 1755 | 2371 | 2388 | 2538 | 1441 | 1978 | 2747 | 2897 | 2827 | 1608 | 1856 | 2611 | 2411 | 2197 | 1656 | 3262 | 1901 | 2486 | 3595 | 2675 | 1510 | 1494 | 1671 | ~ | 2143.68 | 3595.42 | 30.00
| 12 | 1531 | 1700 | 3248 | 2334 | 1881 | 1402 | 1651 | 1365 | 1861 | 2095 | 1728 | 1598 | 2528 | 1944 | 2325 | 1507 | 1716 | 1231 | 1140 | 1887 | 1565 | 1947 | 1900 | 1726 | 1682 | 1758 | 2066 | 1473 | 1607 | 1828 | 2283 | 1822.85 | 3248.26 | 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. | 31 | 56 | 2 | 0 | 0 | 0 | 0 | 0 | 89
| 58 | 2 | 0 | 0 | 0 | 0 | 0 | 3714
| REL. | 34.8 | 62.9 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 65.2 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.3
| ID | 34 | 62 | 2 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 23 | 60 | 4 | 0 | 0 | 0 | 0 | 0 | 87
| 64 | 4 | 0 | 0 | 0 | 0 | 0 | 4709
| REL. | 26.4 | 68.9 | 4.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 73.6 | 4.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.5
| ID | 26 | 68 | 4 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 28 | 63 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 64 | 1 | 0 | 0 | 0 | 0 | 0 | 3756
| REL. | 30.4 | 68.4 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 69.6 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 30.7
| ID | 30 | 68 | 1 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 20 | 71 | 1 | 0 | 0 | 0 | 0 | 0 | 92
| 72 | 1 | 0 | 0 | 0 | 0 | 0 | 3595
| REL | 21.7 | 77.1 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 78.3 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 26.11
| ID | 21 | 77 | 1 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 102 | 250 | 8 | 0 | 0 | 0 | 0 | 0 | 360
| 258 | 8 | 0 | 0 | 0 | 0 | 0 | 4709 | REL. | 28.3 | 69.4 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 71.7 | 2.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 10.5
| ID | 28 | 69 | 2 | 0 | 0 | 0 | 0 | 0 | 100
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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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