yyyy RcEff RS RH service data 1950 2.5860 2.073 2.782 0.7090 2.5850 1951 2.5750 2.026 2.778 0.7520 2.5740 1952 2.5890 2.088 2.779 0.6910 2.5880 1953 2.5890 2.095 2.786 0.6910 2.5880 1954 2.5930 1.836 2.783 0.9470 2.5920 1955 2.5950 2.079 2.783 0.7040 2.5940 1956 2.5960 2.181 2.784 0.6030 2.5950 1957 2.6010 2.133 2.791 0.6580 2.6000 1958 2.6030 2.194 2.791 0.5970 2.6020 1959 2.6050 2.061 2.794 0.7330 2.6040 1960 2.6070 2.117 2.791 0.6740 2.6060 1961 2.5750 2.082 2.793 0.7110 2.5740 1962 2.5640 2.079 2.800 0.7210 2.5630 1963 2.5610 2.137 2.796 0.6590 2.5600 1964 2.5560 2.116 2.803 0.6870 2.5550 1965 2.5460 2.119 2.800 0.6810 2.5450 1966 2.5490 2.094 2.803 0.7090 2.5480 1967 2.5390 2.128 2.803 0.6750 2.5380 1968 2.5460 2.074 2.807 0.7330 2.5450 1969 2.5360 2.169 2.806 0.6370 2.5350 1970 2.5600 2.112 2.810 0.6980 2.5590 1971 2.5440 2.193 2.810 0.6170 2.5430 1972 2.5410 2.146 2.812 0.6660 2.5400 1973 2.5510 2.182 2.815 0.6330 2.5500 1974 2.5600 2.030 2.821 0.7910 2.5590 1975 2.5410 2.028 2.817 0.7890 2.5400 1976 2.5600 2.137 2.822 0.6850 2.5590 1977 2.5510 2.222 2.817 0.5950 2.5500 1978 2.5550 2.109 2.818 0.7090 2.5540 1979 2.5620 2.075 2.818 0.7430 2.5610 1980 2.5700 2.268 2.817 0.5490 2.5690 1981 2.5560 2.178 2.821 0.6430 2.5550 1982 2.5650 2.080 2.820 0.7400 2.5640 1983 2.5490 2.084 2.818 0.7340 2.5480 1984 2.5490 2.036 2.813 0.7770 2.5480 1985 2.5360 2.141 2.815 0.6740 2.5350 1986 2.5390 2.076 2.811 0.7350 2.5380 1987 2.5370 2.077 2.807 0.7300 2.5360 1988 2.5260 2.069 2.810 0.7410 2.5250 1989 2.5370 2.099 2.803 0.7040 2.5360 1990 2.5370 2.133 2.807 0.6740 2.5360 1991 2.5520 2.103 2.801 0.6980 2.5510 1992 2.5550 2.071 2.805 0.7340 2.5540 1993 2.5620 2.142 2.801 0.6590 2.5610 1994 2.5540 2.081 2.800 0.7190 2.5530 1995 2.5690 2.220 2.804 0.5840 2.5680 1996 2.5940 2.180 2.797 0.6170 2.5930 1997 2.6190 2.048 2.798 0.7500 2.6180 1998 2.5980 2.188 2.795 0.6070 2.5970 1999 2.6010 2.159 2.799 0.6400 2.6000 2000 2.6040 2.090 2.798 0.7080 2.6030 2001 2.6060 2.112 2.792 0.6800 2.6050 2002 2.5960 2.184 2.797 0.6130 2.5950 2003 2.5690 2.106 2.792 0.6860 2.5680 2004 2.5690 2.134 2.791 0.6570 2.5680 2005 2.5670 2.172 2.794 0.6220 2.5660 2006 2.5580 1.959 2.792 0.8330 2.5570 2007 2.5600 2.197 2.797 0.6000 2.5590 2008 2.5430 2.109 2.798 0.6890 2.5420 2009 2.5630 2.087 2.799 0.7120 2.5620 2010 2.5450 2.005 2.800 0.7950 2.5440 2011 2.5580 2.070 2.801 0.7310 2.5570 2012 2.5520 2.134 2.796 0.6620 2.5510 2013 2.5370 2.105 2.801 0.6960 2.5360 2014 2.5300 2.064 2.798 0.7340 2.5290 2015 2.5250 2.118 2.799 0.6810 2.5240 2016 2.5300 2.142 2.800 0.6580 2.5290 2017 2.5580 2.089 2.806 0.7170 2.5570 2018 2.5400 2.145 2.803 0.6580 2.5390 2019 2.5460 2.108 2.804 0.6960 2.5450 2020 2.5380 2.052 2.807 0.7550 2.5370 2021 2.5550 2.090 2.807 0.7170 2.5540 2022 2.5610 2.197 2.813 0.6160 2.5600 2023 2.5880 2.141 2.810 0.6690 2.5870 2024 2.5790 2.136 2.816 0.6800 2.5780 2025 2.5910 2.188 2.813 0.6250 2.5900 2026 2.5870 2.111 2.819 0.7080 2.5860 2027 2.5860 2.129 2.816 0.6870 2.5850 2028 2.5810 2.131 2.818 0.6870 2.5800 2029 2.5920 2.136 2.819 0.6830 2.5910 2030 2.6020 2.079 2.825 0.7460 2.6010 2031 2.6130 2.143 2.824 0.6810 2.6120 2032 2.6130 2.037 2.828 0.7910 2.6120 2033 2.6230 2.189 2.826 0.6370 2.6220 2034 2.6150 2.112 2.828 0.7160 2.6140 2035 2.6280 2.131 2.832 0.7010 2.6270 2036 2.6460 2.140 2.836 0.6960 2.6450 2037 2.6510 2.070 2.835 0.7650 2.6500 2038 2.6530 2.057 2.839 0.7820 2.6520 2039 2.6360 2.194 2.839 0.6450 2.6350 2040 2.6490 2.043 2.839 0.7960 2.6480 2041 2.6600 2.157 2.841 0.6840 2.6590 2042 2.6580 2.086 2.843 0.7570 2.6570 2043 2.6620 2.102 2.850 0.7480 2.6610 2044 2.6520 2.084 2.847 0.7630 2.6510 2045 2.6770 2.126 2.854 0.7280 2.6760 2046 2.6540 2.124 2.856 0.7320 2.6530 2047 2.6310 2.179 2.858 0.6790 2.6300 2048 2.6240 2.182 2.856 0.6740 2.6230 2049 2.6260 2.168 2.858 0.6900 2.6250 2050 2.6090 2.137 2.860 0.7230 2.6080