yyyy RcEff RS RH service data 1950 2.5380 2.099 2.778 0.6790 2.5370 1951 2.5530 2.129 2.779 0.6500 2.5520 1952 2.5330 2.071 2.780 0.7090 2.5320 1953 2.5310 2.104 2.783 0.6790 2.5300 1954 2.5310 2.061 2.780 0.7190 2.5300 1955 2.5610 2.014 2.781 0.7670 2.5600 1956 2.5370 2.068 2.782 0.7140 2.5360 1957 2.5450 2.200 2.783 0.5830 2.5440 1958 2.5300 1.982 2.783 0.8010 2.5290 1959 2.5320 2.070 2.784 0.7140 2.5310 1960 2.5400 2.147 2.785 0.6380 2.5390 1961 2.5490 2.234 2.792 0.5580 2.5480 1962 2.5420 2.034 2.791 0.7570 2.5410 1963 2.5530 2.195 2.792 0.5970 2.5520 1964 2.5570 2.101 2.791 0.6900 2.5560 1965 2.5350 1.996 2.796 0.8000 2.5340 1966 2.5670 2.071 2.792 0.7210 2.5660 1967 2.5430 2.191 2.795 0.6040 2.5420 1968 2.5400 2.204 2.794 0.5900 2.5390 1969 2.5370 2.233 2.800 0.5670 2.5360 1970 2.5490 2.050 2.800 0.7500 2.5480 1971 2.5430 2.200 2.798 0.5980 2.5420 1972 2.5720 2.217 2.801 0.5840 2.5710 1973 2.5560 2.130 2.805 0.6750 2.5550 1974 2.5670 2.159 2.801 0.6420 2.5660 1975 2.5520 2.220 2.803 0.5830 2.5510 1976 2.5680 2.030 2.804 0.7740 2.5670 1977 2.5590 2.236 2.805 0.5690 2.5580 1978 2.5390 2.096 2.804 0.7080 2.5380 1979 2.5540 2.077 2.798 0.7210 2.5530 1980 2.5410 2.214 2.800 0.5860 2.5400 1981 2.5440 2.203 2.794 0.5910 2.5430 1982 2.5330 1.969 2.797 0.8280 2.5320 1983 2.5460 2.031 2.794 0.7630 2.5450 1984 2.5390 2.192 2.792 0.6000 2.5380 1985 2.5670 2.201 2.786 0.5850 2.5660 1986 2.5470 2.192 2.784 0.5920 2.5460 1987 2.5490 2.126 2.785 0.6590 2.5480 1988 2.5490 2.068 2.778 0.7100 2.5480 1989 2.5110 2.113 2.777 0.6640 2.5100 1990 2.5260 2.175 2.777 0.6020 2.5250 1991 2.5250 2.041 2.773 0.7320 2.5240 1992 2.5090 2.032 2.776 0.7440 2.5080 1993 2.5200 2.006 2.771 0.7650 2.5190 1994 2.5180 2.211 2.769 0.5580 2.5170 1995 2.5290 2.176 2.770 0.5940 2.5280 1996 2.5360 2.198 2.770 0.5720 2.5350 1997 2.5390 2.065 2.766 0.7010 2.5380 1998 2.5530 2.073 2.763 0.6900 2.5520 1999 2.5720 2.015 2.763 0.7480 2.5710 2000 2.5860 1.910 2.763 0.8530 2.5850 2001 2.5750 2.167 2.757 0.5900 2.5740 2002 2.5760 1.974 2.756 0.7820 2.5750 2003 2.5480 2.066 2.756 0.6900 2.5470 2004 2.5450 2.048 2.758 0.7100 2.5440 2005 2.5390 2.112 2.755 0.6430 2.5380 2006 2.5170 2.087 2.757 0.6700 2.5160 2007 2.5300 1.986 2.753 0.7670 2.5290 2008 2.5090 2.086 2.753 0.6670 2.5080 2009 2.4860 2.154 2.753 0.5990 2.4850 2010 2.4640 2.070 2.757 0.6870 2.4630 2011 2.4810 1.955 2.752 0.7970 2.4800 2012 2.4850 2.173 2.752 0.5790 2.4840 2013 2.4680 2.045 2.756 0.7110 2.4670 2014 2.4830 2.185 2.751 0.5660 2.4820 2015 2.4830 2.053 2.751 0.6980 2.4820 2016 2.4810 2.050 2.756 0.7060 2.4800 2017 2.4740 2.080 2.751 0.6710 2.4730 2018 2.4840 2.227 2.752 0.5250 2.4830 2019 2.4830 2.080 2.752 0.6720 2.4820 2020 2.4950 2.103 2.752 0.6490 2.4940 2021 2.4860 2.110 2.753 0.6430 2.4850 2022 2.4820 2.199 2.753 0.5540 2.4810 2023 2.4820 2.061 2.753 0.6920 2.4810 2024 2.4930 2.098 2.758 0.6600 2.4920 2025 2.4900 1.978 2.754 0.7760 2.4890 2026 2.4880 2.067 2.755 0.6880 2.4870 2027 2.4820 2.011 2.758 0.7470 2.4810 2028 2.4800 2.122 2.756 0.6340 2.4790 2029 2.4760 2.081 2.756 0.6750 2.4750 2030 2.4720 2.039 2.757 0.7180 2.4710 2031 2.4760 2.040 2.757 0.7170 2.4750 2032 2.4750 2.106 2.758 0.6520 2.4740 2033 2.4680 2.134 2.763 0.6290 2.4670 2034 2.4780 2.042 2.759 0.7170 2.4770 2035 2.4760 2.021 2.760 0.7390 2.4750 2036 2.4890 2.071 2.762 0.6910 2.4880 2037 2.4830 2.132 2.762 0.6300 2.4820 2038 2.4930 1.968 2.762 0.7940 2.4920 2039 2.4960 2.091 2.763 0.6720 2.4950 2040 2.4930 2.096 2.765 0.6690 2.4920 2041 2.4870 2.027 2.769 0.7420 2.4860 2042 2.4890 1.998 2.770 0.7720 2.4880 2043 2.5050 1.968 2.767 0.7990 2.5040 2044 2.4960 1.991 2.767 0.7760 2.4950 2045 2.4730 2.007 2.773 0.7660 2.4720 2046 2.4700 2.022 2.774 0.7520 2.4690 2047 2.4840 2.098 2.773 0.6750 2.4830 2048 2.4840 1.999 2.776 0.7770 2.4830 2049 2.4970 1.982 2.772 0.7900 2.4960 2050 2.4860 2.011 2.777 0.7660 2.4850