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 | 1608 | 1558 | 791 | 745 | 856 | 903 | 1133 | 723 | 837 | 1864 | 1886 | 1396 | 1327 | 1733 | 2493 | 1646 | 1002 | 1176 | 1072 | 997 | 785 | 1081 | 988 | 936 | 1139 | 2471 | 2439 | 1468 | 1435 | 993 | 964 | 1304.82 | 2493.19 | 31.00
| 2 | 937 | 1210 | 840 | 1653 | 2031 | 1658 | 870 | 841 | 1111 | 1240 | 1048 | 749 | 934 | 818 | 772 | 785 | 888 | 1209 | 1070 | 1400 | 2175 | 2500 | 1341 | 1098 | 1423 | 1297 | 914 | 797 | ~ | ~ | ~ | 1200.37 | 2500.00 | 28.00
| 3 | 815 | 870 | 946 | 972 | 877 | 1041 | 861 | 800 | 1048 | 1257 | 1214 | 1322 | 1161 | 1190 | 1598 | 2419 | 1403 | 1398 | 1133 | 621 | 512 | 583 | 779 | 796 | 1043 | 1165 | 1048 | 1094 | 1012 | 1287 | 1457 | 1087.84 | 2419.25 | 31.00
| 4 | 1389 | 926 | 1066 | 597 | 811 | 1091 | 966 | 1026 | 1072 | 985 | 1193 | 833 | 1040 | 968 | 1217 | 1390 | 969 | 940 | 854 | 959 | 998 | 769 | 846 | 865 | 722 | 538 | 581 | 619 | 594 | 680 | ~ | 916.90 | 1389.64 | 30.00
| 5 | 711 | 804 | 875 | 781 | 837 | 881 | 1127 | 850 | 735 | 859 | 877 | 1116 | 664 | 631 | 745 | 599 | 632 | 820 | 834 | 926 | 1135 | 1010 | 1094 | 1062 | 1127 | 1118 | 1292 | 932 | 1047 | 1071 | 1376 | 921.47 | 1376.12 | 31.00
| 6 | 999 | 1059 | 1026 | 793 | 837 | 694 | 682 | 871 | 889 | 726 | 732 | 638 | 582 | 684 | 713 | 618 | 767 | 791 | 793 | 652 | 658 | 644 | 593 | 773 | 751 | 675 | 586 | 483 | 686 | 594 | ~ | 732.95 | 1058.93 | 30.00
| 7 | 483 | 548 | 489 | 431 | 429 | 485 | 652 | 612 | 654 | 667 | 482 | 481 | 534 | 570 | 654 | 739 | 651 | 470 | 688 | 1178 | 726 | 755 | 817 | 697 | 580 | 556 | 857 | 623 | ~ | ~ | 700 | 627.82 | 1178.34 | 29.00
| 8 | 584 | 554 | 727 | 696 | 675 | 805 | 885 | 807 | 650 | 809 | 1183 | 1004 | 970 | 818 | 871 | 886 | 1084 | 886 | 879 | 1169 | 883 | 778 | 730 | 818 | 791 | 945 | 659 | 680 | 647 | 670 | 871 | 819.80 | 1182.77 | 31.00
| 9 | 894 | 824 | 713 | 821 | 645 | 681 | 771 | 866 | 785 | 787 | 1100 | 639 | 687 | 646 | 704 | 826 | 811 | 710 | 900 | 781 | 742 | 858 | 939 | 1093 | 1284 | 1166 | 1512 | 1142 | 1165 | 863 | ~ | 878.58 | 1512.44 | 30.00
| 10 | 751 | 898 | 805 | 742 | 1014 | 1018 | 1258 | 1248 | 1287 | 773 | 770 | 960 | 1056 | 999 | 1039 | 1143 | 841 | 959 | 1230 | 1082 | 1050 | 1120 | 1070 | 957 | 765 | 1059 | 640 | 569 | 678 | 567 | 600 | 933.70 | 1286.70 | 31.00
| 11 | 526 | 808 | 788 | 818 | 680 | 773 | 1500 | 1270 | 1459 | 1476 | 932 | 1101 | 1233 | 1013 | 1057 | 1091 | 1041 | 993 | 816 | 463 | 549 | 836 | 1501 | 1534 | 823 | 1033 | 1304 | 1631 | 973 | 1076 | ~ | 1036.64 | 1631.23 | 30.00
| 12 | 674 | 1146 | 1132 | 953 | 553 | 610 | 798 | 895 | 1403 | 1918 | 1842 | 2163 | 597 | 1091 | 1446 | 1011 | 1546 | 1959 | 798 | 987 | 1144 | 1214 | 1323 | 1122 | 826 | 790 | 842 | 1676 | 1929 | 1270 | 958 | 1181.15 | 2162.53 | 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- 1667 | 1668- 3333 | 3334- 5000 | 5001- 7500 | 7501-10000 | 10001-15000 | 15001-20000 | over 20000 | 1667 | 3333 | 5000 | 7500 | 10000 | 15000 | 20000
| |
|
|
ABS. | 80 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 10 | 0 | 0 | 0 | 0 | 0 | 0 | 2500
| REL. | 88.8 | 11.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 11.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.2
| ID | 88 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 91 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1390
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 16.4
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 90 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 90
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1512
| REL. | 100.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 27.9
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 86 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 2163
| REL | 93.4 | 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 6.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 12.12
| ID | 93 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 347 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 363
| 16 | 0 | 0 | 0 | 0 | 0 | 0 | 2500 | REL. | 95.5 | 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 4.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 22.2
| ID | 95 | 4 | 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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