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 | 871 | 760 | 711 | 723 | 1043 | ~ | ~ | ~ | ~ | ~ | ~ | 890 | 921 | 1219 | 1315 | 1243 | 672 | 765 | 1138 | 680 | 430 | 708 | 749 | 984 | 1043 | 800 | 707 | 715 | 398 | 532 | 488 | 820.12 | 1314.74 | 25.00
| 2 | 942 | 621 | 762 | 765 | 726 | 1088 | 795 | 694 | 673 | 894 | 1205 | 859 | 703 | 930 | 1018 | 974 | 1153 | 1070 | 1244 | 972 | 1174 | 1070 | 1217 | 970 | 795 | 1135 | 833 | 729 | 806 | ~ | ~ | 924.77 | 1244.03 | 29.00
| 3 | 682 | 510 | 459 | 461 | 435 | 592 | 456 | 425 | 441 | 647 | 458 | 649 | 922 | 566 | 533 | 610 | 687 | 746 | 635 | 803 | 693 | 1235 | 1497 | 1317 | 1146 | 923 | 871 | 966 | 469 | 648 | 612 | 712.65 | 1496.57 | 31.00
| 4 | 556 | 631 | 595 | 833 | 489 | 556 | 486 | 747 | 567 | 799 | 1080 | 1114 | 513 | 865 | 576 | 534 | 738 | 943 | 875 | 1149 | 1294 | 834 | 623 | 665 | 785 | 901 | 670 | 593 | 657 | 903 | ~ | 752.37 | 1293.67 | 30.00
| 5 | 688 | 560 | 678 | 961 | 822 | 676 | 559 | 665 | 771 | 912 | 767 | 610 | 607 | 786 | 815 | 851 | 820 | 772 | 812 | 702 | 630 | 840 | 766 | 893 | 710 | 698 | 656 | 617 | 694 | 640 | 785 | 734.25 | 960.60 | 31.00
| 6 | 719 | 689 | 721 | 695 | 655 | 595 | 578 | 535 | 555 | 584 | 480 | 586 | 556 | 608 | 471 | 411 | 442 | 527 | 698 | 635 | 803 | 585 | 673 | 449 | 473 | 486 | 481 | 512 | 591 | 634 | ~ | 580.92 | 803.20 | 30.00
| 7 | 714 | 946 | 725 | 641 | 502 | 609 | 708 | 618 | 562 | 622 | 766 | 750 | 621 | 767 | 658 | 602 | 650 | 676 | 605 | 650 | 630 | 711 | 714 | 970 | 759 | 744 | 790 | 713 | 638 | 710 | 928 | 699.93 | 970.20 | 31.00
| 8 | 731 | 603 | 569 | 664 | 658 | 645 | 658 | 731 | 796 | 826 | 752 | 740 | 897 | 863 | 867 | 788 | 810 | 879 | 922 | 985 | 717 | 624 | 636 | 706 | 560 | 458 | 526 | 753 | 722 | 732 | 757 | 728.28 | 984.77 | 31.00
| 9 | 964 | 651 | 639 | 710 | 864 | 657 | 736 | 710 | 816 | 889 | 969 | 833 | 791 | 744 | 673 | 583 | 638 | 668 | 713 | 669 | 828 | 886 | 585 | 674 | 833 | 969 | 899 | 742 | 651 | 748 | ~ | 757.74 | 968.85 | 30.00
| 10 | 733 | 675 | 1072 | 1291 | 907 | 723 | 731 | 804 | 868 | 817 | 996 | 1013 | 1696 | 1125 | 674 | 1119 | 926 | 926 | 1646 | 1052 | 916 | 1632 | 1130 | 1097 | 1034 | 1071 | 1016 | 1361 | 1026 | 1238 | 1127 | 1046.58 | 1696.11 | 31.00
| 11 | 742 | 823 | 1118 | 669 | 804 | 711 | 1137 | 1050 | 938 | 857 | 904 | 794 | 998 | 983 | 1056 | 976 | 826 | 705 | 1117 | 1026 | 1084 | 1554 | 1876 | 1494 | 907 | 651 | 713 | 949 | 1109 | 844 | ~ | 980.45 | 1875.62 | 30.00
| 12 | 916 | 962 | 956 | 530 | 743 | 1040 | 1195 | 1742 | 2044 | 1345 | 1216 | 1137 | 971 | 1007 | 966 | ~ | ~ | ~ | ~ | 1284 | 720 | 983 | 1141 | 1249 | 1264 | 1588 | 975 | 1125 | 1535 | 1022 | 928 | 1132.76 | 2044.21 | 27.00
|
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. | 85 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 85
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1497
| 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 | 23.3
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 91 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 91
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1294
| 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 | 21.4
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 92 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 92
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 985
| 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 | 20.8
| ID | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100
| |
|
|
ABS. | 84 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 88
| 4 | 0 | 0 | 0 | 0 | 0 | 0 | 2044
| REL | 95.4 | 4.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 4.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.12
| ID | 95 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 100
|
Year
| ABS. | 352 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 356
| 4 | 0 | 0 | 0 | 0 | 0 | 0 | 2044 | REL. | 98.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 100.0
| 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 9.12
| ID | 98 | 1 | 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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