yyyy RcEff RS RH service data 1950 2.0750 1.767 2.309 0.5420 2.0740 1951 2.0670 1.702 2.310 0.6080 2.0660 1952 2.0880 1.775 2.311 0.5360 2.0870 1953 2.0750 1.792 2.312 0.5200 2.0740 1954 2.0870 1.817 2.319 0.5020 2.0860 1955 2.0940 1.701 2.314 0.6130 2.0930 1956 2.1050 1.769 2.315 0.5460 2.1040 1957 2.0910 1.820 2.319 0.4990 2.0900 1958 2.1050 1.774 2.318 0.5440 2.1040 1959 2.1210 1.751 2.326 0.5750 2.1200 1960 2.1260 1.841 2.321 0.4800 2.1250 1961 2.1190 1.797 2.323 0.5260 2.1180 1962 2.1320 1.787 2.325 0.5380 2.1310 1963 2.1340 1.805 2.333 0.5280 2.1330 1964 2.1280 1.834 2.329 0.4950 2.1270 1965 2.1360 1.773 2.331 0.5580 2.1350 1966 2.1380 1.873 2.338 0.4650 2.1370 1967 2.1380 1.810 2.336 0.5260 2.1370 1968 2.1540 1.817 2.336 0.5190 2.1530 1969 2.1490 1.818 2.337 0.5190 2.1480 1970 2.1470 1.879 2.345 0.4660 2.1460 1971 2.1490 1.769 2.341 0.5720 2.1480 1972 2.1500 1.810 2.343 0.5330 2.1490 1973 2.1580 1.775 2.344 0.5690 2.1570 1974 2.1490 1.868 2.346 0.4780 2.1480 1975 2.1540 1.831 2.352 0.5210 2.1530 1976 2.1510 1.767 2.347 0.5800 2.1500 1977 2.1460 1.739 2.350 0.6110 2.1450 1978 2.1430 1.850 2.347 0.4970 2.1420 1979 2.1470 1.786 2.346 0.5600 2.1460 1980 2.1500 1.871 2.348 0.4770 2.1490 1981 2.1220 1.856 2.349 0.4930 2.1210 1982 2.1330 1.807 2.342 0.5350 2.1320 1983 2.1310 1.783 2.341 0.5580 2.1300 1984 2.1130 1.731 2.339 0.6080 2.1120 1985 2.1350 1.747 2.340 0.5930 2.1340 1986 2.1380 1.812 2.336 0.5240 2.1370 1987 2.1210 1.794 2.334 0.5400 2.1200 1988 2.1230 1.747 2.338 0.5910 2.1220 1989 2.1220 1.754 2.331 0.5770 2.1210 1990 2.1330 1.816 2.330 0.5140 2.1320 1991 2.1370 1.817 2.329 0.5120 2.1360 1992 2.1260 1.862 2.334 0.4720 2.1250 1993 2.1180 1.773 2.328 0.5550 2.1170 1994 2.1180 1.753 2.327 0.5740 2.1170 1995 2.1160 1.780 2.326 0.5460 2.1150 1996 2.1280 1.735 2.330 0.5950 2.1270 1997 2.1190 1.739 2.323 0.5840 2.1180 1998 2.1220 1.711 2.323 0.6120 2.1210 1999 2.1190 1.638 2.321 0.6830 2.1180 2000 2.1070 1.822 2.319 0.4970 2.1060 2001 2.1230 1.792 2.318 0.5260 2.1220 2002 2.1120 1.731 2.317 0.5860 2.1110 2003 2.1270 1.687 2.316 0.6290 2.1260 2004 2.1250 1.702 2.315 0.6130 2.1240 2005 2.1280 1.677 2.318 0.6410 2.1270 2006 2.1080 1.800 2.315 0.5150 2.1070 2007 2.1150 1.792 2.321 0.5290 2.1140 2008 2.1120 1.782 2.316 0.5340 2.1110 2009 2.1180 1.833 2.322 0.4890 2.1170 2010 2.1100 1.830 2.316 0.4860 2.1090 2011 2.1120 1.789 2.316 0.5270 2.1110 2012 2.1080 1.695 2.316 0.6210 2.1070 2013 2.1030 1.744 2.316 0.5720 2.1020 2014 2.1000 1.735 2.316 0.5810 2.0990 2015 2.1170 1.781 2.317 0.5360 2.1160 2016 2.1130 1.782 2.319 0.5370 2.1120 2017 2.1080 1.813 2.321 0.5080 2.1070 2018 2.1140 1.762 2.318 0.5560 2.1130 2019 2.0940 1.778 2.319 0.5410 2.0930 2020 2.0980 1.737 2.319 0.5820 2.0970 2021 2.1100 1.745 2.320 0.5750 2.1090 2022 2.0950 1.678 2.321 0.6430 2.0940 2023 2.0930 1.837 2.321 0.4840 2.0920 2024 2.1040 1.765 2.323 0.5580 2.1030 2025 2.0980 1.763 2.323 0.5600 2.0970 2026 2.0880 1.825 2.323 0.4980 2.0870 2027 2.0810 1.825 2.327 0.5020 2.0800 2028 2.0870 1.744 2.326 0.5820 2.0860 2029 2.0950 1.779 2.326 0.5470 2.0940 2030 2.1010 1.926 2.331 0.4050 2.1000 2031 2.0980 1.793 2.328 0.5350 2.0970 2032 2.0790 1.772 2.328 0.5560 2.0780 2033 2.0870 1.789 2.329 0.5400 2.0860 2034 2.0820 1.825 2.330 0.5050 2.0810 2035 2.0990 1.784 2.331 0.5470 2.0980 2036 2.1010 1.804 2.336 0.5320 2.1000 2037 2.0900 1.792 2.337 0.5450 2.0890 2038 2.1040 1.812 2.334 0.5220 2.1030 2039 2.1020 1.756 2.338 0.5820 2.1010 2040 2.0870 1.772 2.336 0.5640 2.0860 2041 2.1010 1.716 2.337 0.6210 2.1000 2042 2.0800 1.777 2.338 0.5610 2.0790 2043 2.1000 1.812 2.339 0.5270 2.0990 2044 2.0960 1.814 2.340 0.5260 2.0950 2045 2.1000 1.815 2.341 0.5260 2.0990 2046 2.1050 1.782 2.346 0.5640 2.1040 2047 2.1130 1.845 2.347 0.5020 2.1120 2048 2.0890 1.806 2.344 0.5380 2.0880 2049 2.1060 1.836 2.347 0.5110 2.1050 2050 2.1100 1.794 2.347 0.5530 2.1090