yyyy RcEff RS RH service data 1950 1.8060 1.597 2.016 0.4190 1.8050 1951 1.8050 1.616 2.012 0.3960 1.8040 1952 1.8200 1.562 2.009 0.4470 1.8190 1953 1.8410 1.502 2.006 0.5040 1.8400 1954 1.8630 1.597 2.003 0.4060 1.8620 1955 1.8640 1.554 2.001 0.4470 1.8630 1956 1.8440 1.510 2.003 0.4930 1.8430 1957 1.8280 1.555 1.996 0.4410 1.8270 1958 1.8140 1.538 1.998 0.4600 1.8130 1959 1.7850 1.620 1.991 0.3710 1.7840 1960 1.7850 1.556 1.988 0.4320 1.7840 1961 1.7760 1.580 1.985 0.4050 1.7750 1962 1.7740 1.574 1.982 0.4080 1.7730 1963 1.7790 1.484 1.980 0.4960 1.7780 1964 1.7780 1.529 1.976 0.4470 1.7770 1965 1.7550 1.481 1.972 0.4910 1.7540 1966 1.7570 1.579 1.969 0.3900 1.7560 1967 1.7560 1.472 1.966 0.4940 1.7550 1968 1.7410 1.501 1.963 0.4620 1.7400 1969 1.7430 1.448 1.960 0.5120 1.7420 1970 1.7400 1.491 1.957 0.4660 1.7390 1971 1.7710 1.509 1.953 0.4440 1.7700 1972 1.7650 1.555 1.950 0.3950 1.7640 1973 1.7510 1.563 1.947 0.3840 1.7500 1974 1.7540 1.550 1.944 0.3940 1.7530 1975 1.7410 1.546 1.941 0.3950 1.7400 1976 1.7500 1.471 1.938 0.4670 1.7490 1977 1.7250 1.470 1.934 0.4640 1.7240 1978 1.7180 1.494 1.931 0.4370 1.7170 1979 1.7100 1.438 1.928 0.4900 1.7090 1980 1.7060 1.485 1.925 0.4400 1.7050 1981 1.6980 1.470 1.923 0.4530 1.6970 1982 1.7010 1.385 1.921 0.5360 1.7000 1983 1.7000 1.480 1.919 0.4390 1.6990 1984 1.6980 1.448 1.917 0.4690 1.6970 1985 1.7040 1.488 1.916 0.4280 1.7030 1986 1.6960 1.540 1.916 0.3760 1.6950 1987 1.6890 1.539 1.916 0.3770 1.6880 1988 1.6950 1.535 1.916 0.3810 1.6940 1989 1.6740 1.358 1.916 0.5580 1.6730 1990 1.7030 1.516 1.916 0.4000 1.7020 1991 1.7130 1.452 1.916 0.4640 1.7120 1992 1.6950 1.474 1.917 0.4430 1.6940 1993 1.7100 1.457 1.918 0.4610 1.7090 1994 1.7640 1.441 1.918 0.4770 1.7630 1995 1.7180 1.526 1.919 0.3930 1.7170 1996 1.7310 1.468 1.921 0.4530 1.7300 1997 1.7370 1.532 1.922 0.3900 1.7360 1998 1.7310 1.502 1.924 0.4220 1.7300 1999 1.7140 1.420 1.926 0.5060 1.7130 2000 1.7040 1.533 1.927 0.3940 1.7030 2001 1.7400 1.474 1.928 0.4540 1.7390 2002 1.7300 1.551 1.929 0.3780 1.7290 2003 1.7290 1.510 1.931 0.4210 1.7280 2004 1.7280 1.604 1.932 0.3280 1.7270 2005 1.7260 1.524 1.934 0.4100 1.7250 2006 1.7310 1.495 1.936 0.4410 1.7300 2007 1.7540 1.536 1.938 0.4020 1.7530 2008 1.7750 1.522 1.940 0.4180 1.7740 2009 1.8230 1.534 1.943 0.4090 1.8220 2010 1.7910 1.534 1.945 0.4110 1.7900 2011 1.7780 1.505 1.948 0.4430 1.7770 2012 1.7690 1.557 1.951 0.3940 1.7680 2013 1.7620 1.572 1.954 0.3820 1.7610 2014 1.7640 1.491 1.957 0.4660 1.7630 2015 1.7780 1.491 1.961 0.4700 1.7770 2016 1.7900 1.537 1.964 0.4270 1.7890 2017 1.7850 1.497 1.967 0.4700 1.7840 2018 1.7840 1.504 1.971 0.4670 1.7830 2019 1.7990 1.620 1.975 0.3550 1.7980 2020 1.7920 1.500 1.979 0.4790 1.7910 2021 1.8130 1.525 1.984 0.4590 1.8120 2022 1.8230 1.529 1.990 0.4610 1.8220 2023 1.8170 1.435 1.996 0.5610 1.8160 2024 1.8210 1.577 2.005 0.4280 1.8200 2025 1.8370 1.528 2.015 0.4870 1.8360 2026 1.8410 1.582 2.029 0.4470 1.8400 2027 1.8210 1.525 2.044 0.5190 1.8200 2028 1.8390 1.600 2.034 0.4340 1.8380 2029 1.8280 1.479 1.966 0.4870 1.8270 2030 1.8470 1.525 2.023 0.4980 1.8460 2031 1.8470 1.634 1.989 0.3550 1.8460 2032 1.8490 1.592 1.962 0.3700 1.8480 2033 1.8570 1.495 2.100 0.6050 1.8560 2034 1.8430 1.634 2.089 0.4550 1.8420 2035 1.8500 1.581 2.015 0.4340 1.8490 2036 1.8710 1.574 2.100 0.5260 1.8700 2037 1.8690 1.653 2.043 0.3900 1.8680 2038 1.8760 1.657 2.068 0.4110 1.8750 2039 1.8720 1.639 2.057 0.4180 1.8710 2040 1.8920 1.600 2.059 0.4590 1.8910 2041 1.9080 1.688 2.126 0.4380 1.9070 2042 1.8940 1.643 2.139 0.4960 1.8930 2043 1.8890 1.535 2.142 0.6070 1.8880 2044 1.8910 1.595 2.099 0.5040 1.8900 2045 1.8930 1.634 2.080 0.4460 1.8920 2046 1.9220 1.631 2.114 0.4830 1.9210 2047 1.9210 1.586 2.091 0.5050 1.9200 2048 1.9440 1.668 2.149 0.4810 1.9430 2049 1.9440 1.690 2.110 0.4200 1.9430 2050 1.9390 1.640 2.110 0.4700 1.9380