1960 297.1681 296.0590 297.0748 297.2937 298.8384 299.7677 300.1754 300.3696 300.7608 300.3479 298.5360 297.5539 
1961 295.6713 297.1423 297.4984 297.0001 297.9397 299.1139 299.8433 300.4247 300.4781 300.1577 298.5640 297.3480 
1962 296.5114 295.9472 296.4473 296.5790 297.9013 299.0745 299.9379 300.6357 301.0953 300.3151 299.1252 297.9871 
1963 298.0150 297.3561 297.3034 298.2661 299.5086 300.1922 301.0292 301.1462 301.1616 300.3153 299.0096 298.4418 
1964 297.3852 297.8196 298.0432 298.2385 298.7195 299.9310 299.9308 300.3272 300.5882 300.0306 299.3089 298.3457 
1965 297.9922 297.2787 297.5032 297.5134 299.4627 299.9761 300.4457 300.5418 300.8368 300.6490 298.5175 297.2136 
1966 296.3441 297.4593 297.3517 297.7533 298.5087 299.3278 299.6970 300.4787 300.6858 299.9476 299.3452 298.0581 
1967 297.6741 296.6778 297.1998 297.2560 298.2296 299.5431 300.0290 300.0844 300.2249 299.6440 298.6237 297.7098 
1968 296.3762 297.2121 296.9891 297.2543 298.9324 299.6033 300.6329 300.8265 300.7246 300.3428 299.7985 298.5834 
1969 297.2206 297.7943 296.4810 297.1701 298.5810 299.2559 300.1387 300.8557 300.6083 300.0348 299.3027 297.2760 
1970 296.5244 296.8911 296.4167 297.1269 298.4176 299.3591 300.0512 300.0887 300.4205 300.1565 298.7017 297.4246 
1971 297.3181 297.4950 296.8541 296.7225 298.2486 299.3843 299.6628 300.1642 300.3282 299.6955 298.0790 298.1003 
1972 297.3698 296.9976 297.7419 298.0735 298.6596 299.5281 300.2817 300.3434 300.6603 300.5340 299.0739 297.3594 
1973 298.0639 297.3214 298.1135 297.8256 299.0570 300.3438 300.3996 300.9856 301.0716 300.4186 299.4832 297.4117 
1974 297.3745 296.7848 297.4744 297.8064 298.1452 299.5006 300.1947 300.5614 300.7367 300.1354 298.9369 297.0965 
1975 297.6453 297.3096 297.3626 297.9452 298.5739 300.1089 300.4113 300.5756 300.8993 300.3849 299.9043 298.6686 
1976 297.0259 296.5269 297.2251 296.4796 297.7575 298.7563 299.1540 299.3494 299.8593 299.8778 298.7652 296.6095 
1977 296.8138 296.8160 296.3931 297.0189 297.7589 299.1465 299.7210 300.3545 300.6116 300.1573 298.7436 297.4460 
1978 297.3212 296.6566 296.8204 296.8474 297.8723 299.3893 299.4597 299.7114 300.2359 299.6332 298.7396 297.0477 
1979 296.0092 297.0511 296.3534 297.3585 298.1436 299.6784 300.1684 300.8581 301.0953 300.6140 299.3431 298.2079 
1980 296.4839 296.1741 296.9485 296.5245 298.6421 299.7123 300.4783 300.9918 301.3022 300.8581 298.8420 297.4048 
1981 297.3130 295.4533 295.7674 296.2122 297.5941 299.3295 299.9004 300.3709 300.5795 300.1853 298.7917 297.8267 
1982 297.8668 297.5912 296.7416 297.0899 297.8396 299.5455 299.8138 299.9495 300.1520 299.3442 297.7137 297.4156 
1983 297.0987 295.8518 296.4705 297.2364 298.2987 299.4814 299.7149 300.4157 300.4483 299.6726 298.6881 298.1934 
1984 295.5915 295.9926 297.4035 297.1966 297.9181 299.6092 300.1134 300.8900 301.0322 300.4457 299.3846 298.4757 
1985 297.4112 297.6513 297.2836 297.6195 298.8727 299.9367 300.1090 300.8584 300.9109 300.5651 299.5140 298.4684 
1986 297.5230 297.1655 297.1949 298.0453 298.7751 299.6923 300.5644 300.7315 301.0593 300.4386 299.8004 298.1749 
1987 298.6937 298.2719 297.5950 298.4539 299.1169 300.3203 300.3056 300.8738 301.0785 300.4755 298.7866 297.3910 
1988 297.4570 297.6798 296.6320 296.9528 298.9847 300.0115 300.2662 300.7245 300.7008 299.9460 299.1442 297.8163 
1989 296.8024 296.5636 296.1342 296.8366 298.7654 300.0091 300.2397 300.5998 300.8972 299.9940 298.8760 296.8635 
1990 296.7471 296.5894 296.0977 296.9407 298.3885 299.6191 300.1318 300.7112 300.9250 300.1496 298.6347 297.7602 
1991 297.0043 296.9391 296.4353 297.9372 299.0212 299.8932 300.3372 300.4456 301.0830 300.7021 299.0688 297.8865 
1992 297.7232 297.7919 296.8140 297.5044 299.0299 300.0616 300.0744 300.4610 300.7779 300.5617 299.6471 298.0248 
1993 295.9512 296.7676 297.1214 297.4706 298.8370 300.0323 300.6860 300.7488 301.0741 300.4022 299.6050 297.9447 
1994 297.9332 297.9417 297.1635 297.7982 298.7831 300.1130 300.2609 300.6362 300.8705 300.1219 298.9451 297.9372 
1995 297.7914 297.9617 297.7727 298.0452 298.8112 300.5926 300.9629 301.0721 301.2722 300.6984 298.7066 298.2338 
1996 298.2050 298.1487 298.7285 298.4827 299.0741 300.0047 300.6736 301.0222 300.8422 300.4264 299.3845 298.1039 
1997 297.8850 298.0730 297.6789 297.7714 298.6734 300.1115 300.2592 300.5698 300.8994 300.7937 299.2096 297.8611 
1998 297.8671 298.1105 298.0845 298.1292 299.4903 299.8188 300.4279 300.9547 300.8676 300.6884 299.5197 298.2718 
1999 298.7571 297.3047 297.4454 298.1016 299.1094 300.1902 300.5659 301.1027 301.6098 301.1238 299.3371 297.8765 
2000 298.1760 297.9612 297.4414 297.1606 298.6888 299.8530 300.7993 301.1728 301.7662 300.6960 299.1237 298.2870 
2001 297.8895 297.5926 297.7479 297.9834 299.2702 300.1999 301.0909 301.1980 301.1609 300.9176 299.6343 297.1622 
2002 298.5041 297.7883 297.1603 298.0862 299.3324 300.9148 301.5298 301.7816 301.5886 301.2081 299.5318 298.1312 
2003 297.8945 298.5721 298.4518 298.1611 299.7122 300.5967 300.7338 301.3300 301.7364 300.9716 299.4429 298.7220 
2004 298.4407 298.2636 297.7738 297.7878 299.1850 300.0950 300.6693 301.0627 301.3228 300.7640 299.6641 298.5766