1960 296.4382 295.1831 296.6054 296.8931 298.6272 299.6880 300.0559 300.3108 300.4104 299.7750 297.7986 296.9005 
1961 294.8381 296.6901 297.0803 296.3881 297.4840 298.9008 299.5213 300.2744 300.0557 299.6082 297.8118 296.6446 
1962 295.6937 295.1351 295.9333 296.2695 297.7607 298.9120 299.8407 300.4156 300.6611 299.7990 298.3981 297.3061 
1963 297.4769 296.8325 296.8192 297.8691 299.2563 299.8656 300.8283 300.8526 301.0487 299.6293 298.2921 297.6798 
1964 296.6692 297.3534 297.6534 297.7757 298.2045 299.6302 299.6844 300.0638 300.1331 299.3995 298.7464 297.6367 
1965 297.3642 296.7884 296.9224 296.9972 299.1724 299.9580 300.4489 300.4658 300.3594 300.1088 297.7750 296.4587 
1966 295.7165 297.0494 296.9713 297.6274 298.1214 299.0930 299.4054 300.4369 300.3470 299.5254 298.8438 297.4991 
1967 297.0623 296.0544 296.7068 296.6358 297.8354 299.2695 299.8536 299.7905 299.9731 299.0638 297.9449 296.9474 
1968 295.5928 296.6328 296.4458 296.6968 298.7121 299.3206 300.4359 300.7868 300.3267 299.8556 299.2928 297.9453 
1969 296.4807 297.4269 296.0061 296.7320 298.1472 299.3177 300.2659 300.5670 300.1066 299.5366 298.6942 296.5501 
1970 295.8902 296.2979 295.8891 296.7677 298.3295 299.3124 300.0223 299.7658 300.3384 299.4668 297.9925 296.7298 
1971 296.6416 297.0214 296.2033 296.1251 297.9113 299.4320 299.7560 300.2488 300.0699 299.0080 297.3555 297.4554 
1972 296.5914 296.3703 297.1436 297.5166 298.1163 299.0872 300.1460 300.1489 300.3093 299.9820 298.3835 296.5784 
1973 297.5097 296.8247 297.6784 297.4801 298.7332 300.2170 300.4563 300.8524 300.8162 299.9128 298.8209 296.6209 
1974 296.5802 296.2070 296.8920 297.5233 297.6840 299.3703 300.1584 300.3671 300.3193 299.5586 298.2929 296.2948 
1975 296.9400 296.7833 296.8812 297.4548 298.1243 300.0239 300.5177 300.5023 300.4461 299.7477 299.3313 298.0888 
1976 296.2866 295.8914 296.8248 295.8276 297.2526 298.4938 298.9857 299.2097 299.6870 299.3845 297.9887 295.7231 
1977 296.0539 296.2484 295.9568 296.5764 297.3512 298.8341 299.5704 300.0605 300.2261 299.5289 297.8736 296.7230 
1978 296.6909 295.9868 296.2930 296.4826 297.5197 299.1735 299.2003 299.4967 300.1297 299.0629 298.0555 296.1707 
1979 295.1042 296.4807 295.6475 296.8237 297.6575 299.7733 300.2781 300.6470 300.6907 299.9774 298.5868 297.5464 
1980 295.6705 295.4674 296.6926 296.0417 298.3375 299.8407 300.2938 300.9044 300.9988 300.2394 298.2458 296.6846 
1981 296.7069 294.8687 295.1695 295.6447 297.1776 299.1798 299.8089 300.2693 300.1065 299.6311 298.2416 297.3133 
1982 297.2805 297.1294 296.1003 296.6278 297.3293 299.6732 299.7601 299.8183 299.6715 298.7927 296.9693 296.7626 
1983 296.5318 295.1779 296.0703 296.7322 297.7756 299.1488 299.5263 300.3274 300.1656 299.1681 298.0353 297.5722 
1984 294.7223 295.2628 297.2933 296.9027 297.6150 299.6324 299.9986 300.8618 300.6059 299.8980 298.7612 297.9680 
1985 296.7382 297.2624 296.9730 297.0173 298.4107 299.7181 300.1936 301.1766 300.6873 300.0091 298.9053 297.8601 
1986 296.8488 296.5340 296.6781 297.6162 298.2122 299.3483 300.6126 300.4365 300.7573 300.1035 299.2543 297.3301 
1987 298.0307 297.8357 297.1087 298.2350 298.6566 299.9333 299.9625 300.7948 300.8951 299.8941 298.0750 296.4668 
1988 296.6548 297.1685 296.1122 296.5002 298.5568 299.9020 300.0715 300.8109 300.5970 299.4140 298.4503 297.1069 
1989 295.9668 295.7607 295.5815 296.2673 298.4577 299.9752 300.3250 300.6625 300.7382 299.3922 298.2053 296.1544 
1990 296.0291 296.0358 295.4872 296.6263 298.3771 299.6635 300.3245 300.8109 300.7806 299.7886 298.1231 297.0185 
1991 296.3822 296.4235 295.7816 297.6493 298.6628 299.8062 300.3878 300.2268 300.9802 300.2543 298.4931 297.2249 
1992 297.0501 297.2628 296.2369 296.8795 298.5177 299.8122 300.0071 300.2407 300.4705 300.0795 299.0331 297.2597 
1993 295.1930 296.1250 296.7544 297.2351 298.7812 300.1715 300.8073 300.7855 301.1360 299.9040 298.9969 297.2483 
1994 297.3136 297.4065 296.6406 297.3605 298.2567 299.8943 299.9880 300.4501 300.7931 299.6849 298.3544 297.2501 
1995 297.2104 297.5971 297.3283 297.4772 298.3531 300.3061 300.6911 300.7665 300.9561 300.1309 297.9686 297.5115 
1996 297.4625 297.6219 298.4287 297.9106 298.6665 299.9034 300.7623 300.7782 300.4767 299.8645 298.8226 297.4654 
1997 297.2101 297.6772 297.1444 297.2872 298.3074 299.9972 300.2130 300.6360 300.4458 300.2294 298.4455 297.1689 
1998 297.1475 297.6645 297.6009 297.5629 298.9401 299.3377 300.2095 300.8177 300.5153 300.0748 298.8049 297.4658 
1999 298.1092 296.5362 296.8854 297.7133 298.7228 299.8752 300.3315 301.0777 301.3002 300.5007 298.6201 296.9375 
2000 297.4081 297.3178 296.9646 296.4965 298.3187 299.5982 300.5885 301.1152 301.5850 300.2517 298.5085 297.6030 
2001 297.2780 297.0130 297.2084 297.5857 299.0351 300.2560 301.3106 301.0285 300.9182 300.4510 298.9126 296.1045 
2002 297.8603 297.2165 296.5097 297.5850 298.7679 300.6130 301.3497 301.6612 301.1084 300.5423 298.8370 297.3525 
2003 297.2811 298.0769 298.0795 297.5594 299.1127 300.3758 300.6001 301.3920 301.3270 300.2898 298.7332 298.0680 
2004 297.7870 297.7539 297.3058 297.2753 298.8964 300.1004 300.5426 300.8121 300.8292 300.2048 299.0403 297.8570