yyyy RcEff RS RH service data 1950 2.3780 1.907 2.785 0.8780 2.3770 1951 2.3960 2.003 2.785 0.7820 2.3950 1952 2.3950 1.978 2.794 0.8160 2.3940 1953 2.3790 1.974 2.794 0.8200 2.3780 1954 2.3800 2.049 2.794 0.7450 2.3790 1955 2.3850 2.088 2.785 0.6970 2.3840 1956 2.4070 2.103 2.786 0.6830 2.4060 1957 2.3950 2.045 2.797 0.7520 2.3940 1958 2.3850 1.974 2.797 0.8230 2.3840 1959 2.4030 1.923 2.788 0.8650 2.4020 1960 2.3920 2.089 2.795 0.7060 2.3910 1961 2.4070 2.047 2.800 0.7530 2.4060 1962 2.4060 1.973 2.792 0.8190 2.4050 1963 2.4120 2.067 2.803 0.7360 2.4110 1964 2.3970 2.022 2.795 0.7730 2.3960 1965 2.4130 2.092 2.799 0.7070 2.4120 1966 2.4010 1.904 2.807 0.9030 2.4000 1967 2.4280 2.072 2.800 0.7280 2.4270 1968 2.4090 2.018 2.801 0.7830 2.4080 1969 2.4240 2.051 2.811 0.7600 2.4230 1970 2.4790 2.000 2.813 0.8130 2.4780 1971 2.4280 2.195 2.814 0.6190 2.4270 1972 2.4370 2.029 2.815 0.7860 2.4360 1973 2.4430 2.193 2.808 0.6150 2.4420 1974 2.4400 2.090 2.810 0.7200 2.4390 1975 2.4400 2.087 2.810 0.7230 2.4390 1976 2.4420 2.061 2.808 0.7470 2.4410 1977 2.4240 1.998 2.815 0.8170 2.4230 1978 2.4060 1.999 2.805 0.8060 2.4050 1979 2.4190 1.978 2.804 0.8260 2.4180 1980 2.4280 2.053 2.810 0.7570 2.4270 1981 2.4210 2.029 2.798 0.7690 2.4200 1982 2.4120 2.047 2.803 0.7560 2.4110 1983 2.4140 2.102 2.791 0.6890 2.4130 1984 2.4160 2.047 2.796 0.7490 2.4150 1985 2.3950 2.008 2.783 0.7750 2.3940 1986 2.3730 2.023 2.790 0.7670 2.3720 1987 2.3780 1.980 2.777 0.7970 2.3770 1988 2.3790 2.002 2.783 0.7810 2.3780 1989 2.3880 1.849 2.770 0.9210 2.3870 1990 2.3880 2.025 2.777 0.7520 2.3870 1991 2.3710 1.922 2.775 0.8530 2.3700 1992 2.3730 2.014 2.773 0.7590 2.3720 1993 2.3660 2.049 2.760 0.7110 2.3650 1994 2.3860 1.944 2.768 0.8240 2.3850 1995 2.3820 2.078 2.755 0.6770 2.3810 1996 2.3520 1.894 2.762 0.8680 2.3510 1997 2.3580 2.106 2.758 0.6520 2.3570 1998 2.3580 1.902 2.754 0.8520 2.3570 1999 2.3490 2.044 2.738 0.6940 2.3480 2000 2.3370 1.976 2.744 0.7680 2.3360 2001 2.3410 2.007 2.743 0.7360 2.3400 2002 2.3300 1.910 2.739 0.8290 2.3290 2003 2.3410 1.993 2.735 0.7420 2.3400 2004 2.3450 1.970 2.732 0.7620 2.3440 2005 2.3420 2.075 2.710 0.6350 2.3410 2006 2.3510 1.914 2.726 0.8120 2.3500 2007 2.3390 1.895 2.724 0.8290 2.3380 2008 2.3260 1.935 2.723 0.7880 2.3250 2009 2.3320 1.896 2.721 0.8250 2.3310 2010 2.3330 1.976 2.719 0.7430 2.3320 2011 2.3490 1.992 2.718 0.7260 2.3480 2012 2.3300 1.934 2.714 0.7800 2.3290 2013 2.3320 1.966 2.711 0.7450 2.3310 2014 2.3700 2.008 2.708 0.7000 2.3690 2015 2.3550 1.959 2.706 0.7470 2.3540 2016 2.3650 2.024 2.706 0.6820 2.3640 2017 2.3590 2.043 2.704 0.6610 2.3580 2018 2.3580 1.973 2.703 0.7300 2.3570 2019 2.3620 1.975 2.702 0.7270 2.3610 2020 2.3700 2.003 2.702 0.6990 2.3690 2021 2.3910 2.021 2.701 0.6800 2.3900 2022 2.3750 2.003 2.700 0.6970 2.3740 2023 2.3920 1.974 2.702 0.7280 2.3910 2024 2.4150 2.027 2.700 0.6730 2.4140 2025 2.4210 2.016 2.699 0.6830 2.4200 2026 2.4040 2.031 2.699 0.6680 2.4030 2027 2.4170 2.063 2.699 0.6360 2.4160 2028 2.4190 1.993 2.701 0.7080 2.4180 2029 2.4120 1.988 2.700 0.7120 2.4110 2030 2.3900 1.929 2.699 0.7700 2.3890 2031 2.3870 1.977 2.699 0.7220 2.3860 2032 2.3990 1.928 2.702 0.7740 2.3980 2033 2.3640 1.935 2.701 0.7660 2.3630 2034 2.3600 1.966 2.703 0.7370 2.3590 2035 2.3730 1.964 2.701 0.7370 2.3720 2036 2.3600 1.977 2.702 0.7250 2.3590 2037 2.3680 1.971 2.703 0.7320 2.3670 2038 2.3530 2.038 2.704 0.6660 2.3520 2039 2.3730 1.989 2.707 0.7180 2.3720 2040 2.3620 2.030 2.706 0.6760 2.3610 2041 2.3500 1.941 2.707 0.7660 2.3490 2042 2.3570 1.930 2.708 0.7780 2.3560 2043 2.3610 1.996 2.710 0.7140 2.3600 2044 2.3460 1.924 2.711 0.7870 2.3450 2045 2.3490 1.940 2.712 0.7720 2.3480 2046 2.3450 2.085 2.714 0.6290 2.3440 2047 2.3460 1.998 2.715 0.7170 2.3450 2048 2.3390 1.990 2.717 0.7270 2.3380 2049 2.3480 1.972 2.718 0.7460 2.3470 2050 2.3630 2.006 2.720 0.7140 2.3620