yyyy RcEff RS RH service data 1950 14.3200 14.191 14.578 0.3870 14.3190 1951 14.2840 14.157 14.545 0.3880 14.2830 1952 14.2500 14.122 14.515 0.3930 14.2490 1953 14.2150 14.088 14.483 0.3950 14.2140 1954 14.1800 14.053 14.451 0.3980 14.1790 1955 14.1350 14.013 14.412 0.3990 14.1340 1956 14.0880 13.966 14.370 0.4040 14.0870 1957 14.0380 13.920 14.327 0.4070 14.0370 1958 13.9920 13.874 14.282 0.4080 13.9910 1959 13.9440 13.827 14.240 0.4130 13.9430 1960 13.9010 13.784 14.199 0.4150 13.9000 1961 13.8620 13.743 14.161 0.4180 13.8610 1962 13.8230 13.703 14.123 0.4200 13.8220 1963 13.7800 13.662 14.085 0.4230 13.7790 1964 13.7430 13.622 14.047 0.4250 13.7420 1965 13.7010 13.580 14.008 0.4280 13.7000 1966 13.6560 13.538 13.968 0.4300 13.6550 1967 13.6120 13.495 13.927 0.4320 13.6110 1968 13.5680 13.452 13.887 0.4350 13.5670 1969 13.5250 13.409 13.847 0.4380 13.5240 1970 13.4800 13.366 13.806 0.4400 13.4790 1971 13.4290 13.323 13.766 0.4430 13.4280 1972 13.3880 13.280 13.725 0.4450 13.3870 1973 13.3420 13.237 13.685 0.4480 13.3410 1974 13.2970 13.194 13.645 0.4510 13.2960 1975 13.2500 13.152 13.605 0.4530 13.2490 1976 13.2020 13.110 13.566 0.4560 13.2010 1977 13.1530 13.068 13.527 0.4590 13.1520 1978 13.1080 13.026 13.489 0.4630 13.1070 1979 13.0560 12.984 13.450 0.4660 13.0550 1980 13.0030 12.942 13.410 0.4680 13.0020 1981 12.9430 12.898 13.370 0.4720 12.9420 1982 12.8970 12.855 13.329 0.4740 12.8960 1983 12.8530 12.811 13.289 0.4780 12.8520 1984 12.8110 12.768 13.249 0.4810 12.8100 1985 12.7640 12.726 13.210 0.4840 12.7630 1986 12.7260 12.687 13.174 0.4870 12.7250 1987 12.6830 12.647 13.138 0.4910 12.6820 1988 12.6500 12.608 13.101 0.4930 12.6490 1989 12.6100 12.568 13.065 0.4970 12.6090 1990 12.5670 12.529 13.029 0.5000 12.5660 1991 12.5290 12.491 12.994 0.5030 12.5280 1992 12.4930 12.452 12.959 0.5070 12.4920 1993 12.4530 12.413 12.924 0.5110 12.4520 1994 12.4140 12.375 12.889 0.5140 12.4130 1995 12.3740 12.336 12.854 0.5180 12.3730 1996 12.3350 12.297 12.818 0.5210 12.3340 1997 12.2950 12.258 12.784 0.5260 12.2940 1998 12.2550 12.219 12.749 0.5300 12.2540 1999 12.2180 12.180 12.714 0.5340 12.2170 2000 12.1800 12.142 12.679 0.5370 12.1790 2001 12.1430 12.104 12.645 0.5410 12.1420 2002 12.1040 12.067 12.612 0.5450 12.1030 2003 12.0630 12.029 12.578 0.5490 12.0620 2004 12.0260 11.991 12.544 0.5530 12.0250 2005 11.9900 11.953 12.510 0.5570 11.9890 2006 11.9500 11.914 12.475 0.5610 11.9490 2007 11.9080 11.875 12.440 0.5650 11.9070 2008 11.8710 11.836 12.405 0.5690 11.8700 2009 11.8330 11.797 12.370 0.5730 11.8320 2010 11.7920 11.756 12.334 0.5780 11.7910 2011 11.7550 11.714 12.296 0.5820 11.7540 2012 11.7080 11.671 12.259 0.5880 11.7070 2013 11.6660 11.629 12.208 0.5790 11.6650 2014 11.6210 11.586 12.184 0.5980 11.6200 2015 11.5770 11.545 12.133 0.5880 11.5760 2016 11.5390 11.504 12.112 0.6080 11.5380 2017 11.4920 11.463 12.076 0.6130 11.4910 2018 11.4500 11.423 12.025 0.6020 11.4490 2019 11.4110 11.382 12.005 0.6230 11.4100 2020 11.3660 11.341 11.969 0.6280 11.3650 2021 11.3280 11.300 11.934 0.6340 11.3270 2022 11.2830 11.259 11.898 0.6390 11.2820 2023 11.2450 11.218 11.863 0.6450 11.2440 2024 11.2030 11.177 11.827 0.6500 11.2020 2025 11.1620 11.136 11.792 0.6560 11.1610 2026 11.1180 11.095 11.721 0.6260 11.1170 2027 11.0800 11.054 11.721 0.6670 11.0790 2028 11.0370 11.012 11.686 0.6740 11.0360 2029 10.9940 10.971 11.616 0.6450 10.9930 2030 10.9550 10.930 11.615 0.6850 10.9540 2031 10.9090 10.888 11.580 0.6920 10.9080 2032 10.8690 10.846 11.545 0.6990 10.8680 2033 10.8280 10.805 11.509 0.7040 10.8270 2034 10.7890 10.763 11.474 0.7110 10.7880 2035 10.7450 10.721 11.439 0.7180 10.7440 2036 10.7060 10.679 11.404 0.7250 10.7050 2037 10.6620 10.637 11.369 0.7320 10.6610 2038 10.6200 10.595 11.334 0.7390 10.6190 2039 10.5790 10.552 11.299 0.7470 10.5780 2040 10.5350 10.510 11.264 0.7540 10.5340 2041 10.4890 10.467 11.229 0.7620 10.4880 2042 10.4470 10.424 11.194 0.7700 10.4460 2043 10.4060 10.381 11.159 0.7780 10.4050 2044 10.3630 10.338 11.124 0.7860 10.3620 2045 10.3230 10.296 11.089 0.7930 10.3220 2046 10.2740 10.252 11.017 0.7650 10.2730 2047 10.2310 10.209 10.982 0.7730 10.2300 2048 10.1890 8.136 10.985 2.8490 10.1890 2049 10.1450 8.090 10.950 2.8600 10.1450 2050 10.1050 10.078 10.915 0.8370 10.1040