1960 297.3458 296.7197 297.7493 298.2205 299.5879 300.2300 300.4975 300.8540 301.1319 300.4960 298.9879 298.1601 
1961 296.1107 297.9494 298.0718 297.7116 298.7597 299.7131 300.2990 300.8945 300.9814 300.2839 298.9117 297.9483 
1962 297.2575 296.9027 297.7220 297.6820 299.1757 299.5997 300.6195 301.2464 301.8218 300.4174 299.5192 298.3340 
1963 298.5604 297.9162 298.1857 299.0208 300.4574 300.9593 301.5833 301.6439 301.6114 300.8574 299.1357 299.0411 
1964 297.8062 298.6487 298.4760 298.7300 299.2681 300.2446 300.3509 300.7219 300.9653 300.5277 299.7488 298.9302 
1965 298.5428 298.1631 298.2303 297.9659 299.7997 300.0262 300.8285 300.9117 301.3557 300.6545 298.8584 297.5944 
1966 297.0368 297.9321 298.2332 298.4583 299.3945 299.9098 300.1562 300.8337 301.0695 300.4389 299.7455 298.1268 
1967 297.9261 297.1287 297.7556 297.9310 298.8171 299.8289 300.3947 300.5246 300.7482 300.0710 298.9666 298.0988 
1968 296.7150 297.6823 297.6344 298.1045 299.5857 300.2506 301.0359 301.1867 301.0416 300.7159 300.2281 299.0490 
1969 297.5866 298.4396 297.1269 297.9456 299.1263 299.7874 300.8140 301.3133 300.9777 300.3979 299.9440 297.4148 
1970 296.4397 297.5160 297.1158 297.6039 299.3049 300.2128 300.5543 300.4954 300.8116 300.2473 299.1590 297.7280 
1971 297.6902 298.1975 297.5904 297.8213 299.2198 299.8316 300.1497 300.5246 300.5960 300.1511 298.4171 298.4542 
1972 297.4520 297.3076 298.2842 298.4647 299.3795 300.1718 300.7377 300.5520 300.9468 301.0168 299.6819 297.9065 
1973 298.6608 297.9034 298.8749 298.9809 299.5497 300.8759 300.9126 301.3820 301.4584 300.5854 299.9899 297.4827 
1974 297.5810 296.7921 298.1786 298.6336 298.9653 299.9987 300.7806 300.9738 301.2040 300.3233 299.4764 297.1733 
1975 297.8445 297.4252 298.2586 298.6137 299.3580 300.4769 300.7728 301.0951 301.4400 300.6804 300.4258 299.4590 
1976 297.7796 297.3236 298.1396 297.4018 298.3730 299.4129 299.8832 300.1119 300.4226 300.1805 299.3889 297.5905 
1977 297.4996 297.8227 297.5513 297.5967 298.6924 300.0803 300.3980 300.8422 301.1287 300.6905 299.0051 297.7986 
1978 298.0201 297.5641 297.4270 297.5973 298.8893 300.1237 300.5584 300.5286 300.6847 299.9238 298.6976 297.7512 
1979 296.8265 297.9342 297.6581 298.7429 299.1329 300.4625 300.9960 301.5638 301.6233 301.0615 300.0542 298.9433 
1980 296.9775 296.7912 297.5925 297.6325 299.5538 300.7086 301.1579 301.5895 301.5779 301.1396 299.4441 298.0117 
1981 298.0582 295.7104 296.6726 297.4198 298.5848 300.1324 300.5928 300.8526 301.0642 300.8288 299.4893 298.2678 
1982 298.1811 298.3224 297.3824 298.3341 298.9295 300.3317 300.3091 300.2752 300.5011 299.8028 298.4322 298.1649 
1983 297.8835 296.8228 297.2375 297.9279 298.8551 299.5821 300.1962 300.7723 300.9375 300.1438 299.2795 298.7448 
1984 296.1794 296.8414 298.3453 298.1393 298.4431 300.1068 300.4622 301.3003 301.3083 300.5843 299.9577 299.2063 
1985 297.9845 298.3213 297.9280 298.6658 299.7888 300.6001 300.7991 301.4043 301.4352 301.1060 300.0461 299.1006 
1986 298.1172 297.9712 298.0100 298.6140 299.2267 300.1947 301.1696 301.3022 301.8361 300.9886 300.3353 298.6142 
1987 298.9298 298.7394 298.1862 299.5037 299.7343 300.4400 300.8088 301.2878 301.6618 300.7652 298.8882 297.4415 
1988 297.9336 298.3863 297.6898 298.0324 299.8748 300.5919 301.0840 301.2374 301.4199 300.3549 299.4433 298.1733 
1989 297.3374 297.3965 297.1797 297.8424 299.6534 300.6112 301.0216 301.2719 301.2598 300.5091 299.5173 297.5070 
1990 297.6768 297.6310 297.4657 298.0430 299.6479 300.6007 300.7592 301.1797 301.4136 300.4884 298.9723 298.2399 
1991 297.6357 297.8629 297.4034 298.8033 299.3128 300.4412 300.8983 300.8542 301.4164 301.0538 299.5081 298.6275 
1992 297.5840 298.1632 297.5377 298.2499 299.6771 300.4320 300.7337 301.1937 301.3947 301.0436 300.1567 298.4517 
1993 296.3395 297.5329 298.0189 298.4271 299.5291 300.4208 301.1642 301.3403 301.4412 300.7249 300.0482 298.2789 
1994 298.3627 298.5834 297.8142 298.7122 299.4351 300.5041 300.7525 301.1750 301.2640 300.5727 299.1826 298.5821 
1995 298.2621 298.6130 298.4905 298.2668 299.3364 300.8142 301.5110 301.4840 301.6746 300.4862 299.0324 298.1952 
1996 298.5916 298.5349 299.1407 299.4515 299.8577 300.4877 301.2855 301.4735 301.3477 300.8080 299.8863 298.1182 
1997 298.4234 298.6129 298.2770 298.5975 299.2958 300.4818 300.7087 301.0787 301.4788 301.0800 299.2513 297.9543 
1998 297.9765 298.2744 298.8115 298.3098 300.2341 300.0360 300.9786 301.4961 301.4563 300.8292 299.9651 298.8562 
1999 299.2328 297.9180 298.7340 298.8185 299.7262 300.8278 301.2793 301.8022 302.1631 301.2444 299.9000 298.7307 
2000 298.8941 298.6813 298.3144 298.1487 299.6661 300.3464 301.4869 301.8767 302.1553 301.1070 299.5899 298.8895 
2001 298.4598 298.4556 298.1503 298.9138 300.0273 300.6428 301.9662 301.7993 301.6138 301.2010 299.8926 297.2789 
2002 298.9204 298.4319 297.7482 299.0301 299.8476 301.3735 302.0044 302.2882 302.1190 301.8226 300.0779 298.6171 
2003 298.3842 299.0937 299.1609 299.2255 300.0855 300.8257 301.3447 302.0064 302.0870 300.9259 299.6965 299.3359 
2004 298.7737 298.9370 298.4063 298.8854 299.8391 300.5908 301.2046 301.5814 301.7768 301.1193 299.9583 298.9207