yyyy RcEff RS RH service data 1950 2.0730 1.689 2.387 0.6980 2.0720 1951 2.0740 1.698 2.384 0.6860 2.0730 1952 2.0680 1.642 2.381 0.7390 2.0670 1953 2.0710 1.890 2.379 0.4890 2.0700 1954 2.0810 1.777 2.376 0.5990 2.0800 1955 2.0760 1.644 2.373 0.7290 2.0750 1956 2.0590 1.752 2.370 0.6180 2.0580 1957 2.0550 1.699 2.368 0.6690 2.0540 1958 2.0710 1.734 2.365 0.6310 2.0700 1959 2.0610 1.734 2.363 0.6290 2.0600 1960 2.0570 1.736 2.359 0.6230 2.0560 1961 2.0630 1.784 2.356 0.5720 2.0620 1962 2.0510 1.747 2.352 0.6050 2.0500 1963 2.0500 1.664 2.348 0.6840 2.0490 1964 2.0680 1.760 2.344 0.5840 2.0670 1965 2.0670 1.712 2.340 0.6280 2.0660 1966 2.0810 1.753 2.326 0.5730 2.0800 1967 2.0950 1.652 2.329 0.6770 2.0940 1968 2.1060 1.608 2.290 0.6820 2.1050 1969 2.0990 1.726 2.301 0.5750 2.0980 1970 2.1000 1.651 2.275 0.6240 2.0990 1971 2.0970 1.677 2.270 0.5930 2.0960 1972 2.0880 1.646 2.288 0.6420 2.0870 1973 2.0800 1.673 2.299 0.6260 2.0790 1974 2.0780 1.617 2.293 0.6760 2.0770 1975 2.0630 1.697 2.291 0.5940 2.0620 1976 2.0680 1.627 2.282 0.6550 2.0670 1977 2.0510 1.585 2.277 0.6920 2.0500 1978 2.0410 1.656 2.231 0.5750 2.0400 1979 2.0140 1.613 2.265 0.6520 2.0130 1980 1.9970 1.655 2.271 0.6160 1.9960 1981 1.9930 1.648 2.259 0.6110 1.9920 1982 1.9740 1.566 2.224 0.6580 1.9730 1983 1.9880 1.665 2.220 0.5550 1.9870 1984 1.9790 1.644 2.250 0.6060 1.9780 1985 1.9770 1.626 2.255 0.6290 1.9760 1986 1.9840 1.643 2.217 0.5740 1.9830 1987 1.9850 1.679 2.193 0.5140 1.9840 1988 1.9740 1.630 2.226 0.5960 1.9730 1989 1.9970 1.585 2.207 0.6220 1.9960 1990 1.9980 1.589 2.210 0.6210 1.9970 1991 2.0220 1.571 2.191 0.6200 2.0210 1992 2.0290 1.607 2.210 0.6030 2.0280 1993 2.0500 1.554 2.220 0.6660 2.0490 1994 2.0480 1.624 2.217 0.5930 2.0470 1995 2.0550 1.680 2.260 0.5800 2.0540 1996 2.0560 1.629 2.232 0.6030 2.0550 1997 2.0740 1.703 2.274 0.5710 2.0730 1998 2.0700 1.701 2.234 0.5330 2.0690 1999 2.0640 1.645 2.238 0.5930 2.0630 2000 2.0700 1.740 2.254 0.5140 2.0690 2001 2.0630 1.645 2.256 0.6110 2.0620 2002 2.0210 1.638 2.276 0.6380 2.0200 2003 2.0180 1.643 2.248 0.6050 2.0170 2004 2.0100 1.696 2.279 0.5830 2.0090 2005 2.0170 1.794 2.248 0.4540 2.0160 2006 2.0140 1.729 2.251 0.5220 2.0130 2007 2.0240 1.730 2.262 0.5320 2.0230 2008 2.0250 1.736 2.262 0.5260 2.0240 2009 2.0440 1.835 2.267 0.4320 2.0430 2010 2.0140 1.819 2.275 0.4560 2.0130 2011 2.0320 1.824 2.262 0.4380 2.0310 2012 2.0250 1.591 2.296 0.7050 2.0240 2013 2.0310 1.663 2.273 0.6100 2.0300 2014 2.0280 1.652 2.304 0.6520 2.0270 2015 2.0240 1.750 2.277 0.5270 2.0230 2016 2.0160 1.780 2.273 0.4930 2.0150 2017 2.0220 1.705 2.275 0.5700 2.0210 2018 2.0250 1.701 2.285 0.5840 2.0240 2019 2.0410 1.690 2.292 0.6020 2.0400 2020 2.0340 1.815 2.295 0.4800 2.0330 2021 2.0360 1.672 2.282 0.6100 2.0350 2022 2.0500 1.686 2.291 0.6050 2.0490 2023 2.0620 1.756 2.313 0.5570 2.0610 2024 2.0420 1.598 2.314 0.7160 2.0410 2025 2.0600 1.785 2.289 0.5040 2.0590 2026 2.0480 1.707 2.316 0.6090 2.0470 2027 2.0450 1.723 2.304 0.5810 2.0440 2028 2.0560 1.643 2.304 0.6610 2.0550 2029 2.0330 1.665 2.320 0.6550 2.0320 2030 2.0390 1.704 2.287 0.5830 2.0380 2031 2.0260 1.760 2.286 0.5260 2.0250 2032 2.0330 1.698 2.291 0.5930 2.0320 2033 2.0410 1.806 2.332 0.5260 2.0400 2034 2.0620 1.740 2.307 0.5670 2.0610 2035 2.0990 1.661 2.298 0.6370 2.0980 2036 2.0830 1.666 2.291 0.6250 2.0820 2037 2.0880 1.772 2.309 0.5370 2.0870 2038 2.0580 1.725 2.307 0.5820 2.0570 2039 2.0880 1.841 2.343 0.5020 2.0870 2040 2.0680 1.754 2.310 0.5560 2.0670 2041 2.0500 1.756 2.346 0.5900 2.0490 2042 2.0650 1.875 2.311 0.4360 2.0640 2043 2.0530 1.752 2.349 0.5970 2.0520 2044 2.0800 1.760 2.351 0.5910 2.0790 2045 2.0660 1.790 2.352 0.5620 2.0650 2046 2.0740 1.793 2.354 0.5610 2.0730 2047 2.0660 1.744 2.355 0.6110 2.0650 2048 2.0640 1.707 2.357 0.6500 2.0630 2049 2.0850 1.800 2.359 0.5590 2.0840 2050 2.0820 1.763 2.360 0.5970 2.0810