yyyy RcEff RS RH service data 1950 2.3760 1.980 2.605 0.6250 2.3750 1951 2.3740 2.030 2.606 0.5760 2.3730 1952 2.3740 1.991 2.609 0.6180 2.3730 1953 2.3760 1.923 2.611 0.6880 2.3750 1954 2.3830 1.906 2.607 0.7010 2.3820 1955 2.3990 1.981 2.612 0.6310 2.3980 1956 2.3750 2.066 2.610 0.5440 2.3740 1957 2.3810 1.917 2.609 0.6920 2.3800 1958 2.3870 2.014 2.614 0.6000 2.3860 1959 2.3940 2.000 2.610 0.6100 2.3930 1960 2.3800 1.982 2.611 0.6290 2.3790 1961 2.3800 1.991 2.617 0.6260 2.3790 1962 2.3870 1.955 2.618 0.6630 2.3860 1963 2.3970 2.091 2.616 0.5250 2.3960 1964 2.3740 2.075 2.616 0.5410 2.3730 1965 2.3890 2.006 2.617 0.6110 2.3880 1966 2.3790 1.957 2.618 0.6610 2.3780 1967 2.3860 2.104 2.619 0.5150 2.3850 1968 2.3910 2.090 2.620 0.5300 2.3900 1969 2.3870 2.018 2.622 0.6040 2.3860 1970 2.3870 1.984 2.622 0.6380 2.3860 1971 2.3880 2.078 2.623 0.5450 2.3870 1972 2.4030 2.095 2.626 0.5310 2.4020 1973 2.3940 2.083 2.626 0.5430 2.3930 1974 2.3820 2.097 2.627 0.5300 2.3810 1975 2.3870 1.994 2.628 0.6340 2.3860 1976 2.4080 2.072 2.630 0.5580 2.4070 1977 2.3840 1.975 2.629 0.6540 2.3830 1978 2.4050 2.117 2.626 0.5090 2.4040 1979 2.3910 2.069 2.626 0.5570 2.3900 1980 2.3870 1.965 2.626 0.6610 2.3860 1981 2.4020 1.941 2.619 0.6780 2.4010 1982 2.3970 1.977 2.617 0.6400 2.3960 1983 2.3740 2.074 2.615 0.5410 2.3730 1984 2.3800 2.098 2.612 0.5140 2.3790 1985 2.3740 2.098 2.610 0.5120 2.3730 1986 2.3920 1.949 2.608 0.6590 2.3910 1987 2.3740 2.015 2.610 0.5950 2.3730 1988 2.3750 2.072 2.604 0.5320 2.3740 1989 2.3720 1.970 2.601 0.6310 2.3710 1990 2.3950 1.959 2.604 0.6450 2.3940 1991 2.3790 1.977 2.603 0.6260 2.3780 1992 2.3650 2.021 2.599 0.5780 2.3640 1993 2.3770 2.003 2.600 0.5970 2.3760 1994 2.3750 2.085 2.595 0.5100 2.3740 1995 2.4040 2.118 2.594 0.4760 2.4030 1996 2.4080 2.065 2.592 0.5270 2.4070 1997 2.4040 2.072 2.589 0.5170 2.4030 1998 2.4060 2.011 2.587 0.5760 2.4050 1999 2.4010 1.991 2.590 0.5990 2.4000 2000 2.3920 2.013 2.584 0.5710 2.3910 2001 2.3790 2.073 2.583 0.5100 2.3780 2002 2.3970 2.082 2.582 0.5000 2.3960 2003 2.3810 1.991 2.580 0.5890 2.3800 2004 2.3430 1.878 2.579 0.7010 2.3420 2005 2.3350 1.883 2.580 0.6970 2.3340 2006 2.3380 2.059 2.580 0.5210 2.3370 2007 2.3450 1.974 2.582 0.6080 2.3440 2008 2.3470 2.072 2.579 0.5070 2.3460 2009 2.3480 1.994 2.580 0.5860 2.3470 2010 2.3230 1.987 2.581 0.5940 2.3220 2011 2.3410 2.047 2.578 0.5310 2.3400 2012 2.3320 2.015 2.580 0.5650 2.3310 2013 2.3270 2.074 2.578 0.5040 2.3260 2014 2.3310 1.964 2.577 0.6130 2.3300 2015 2.3200 2.037 2.579 0.5420 2.3190 2016 2.3450 1.909 2.574 0.6650 2.3440 2017 2.3220 1.948 2.575 0.6270 2.3210 2018 2.3330 2.040 2.574 0.5340 2.3320 2019 2.3260 2.007 2.574 0.5670 2.3250 2020 2.3310 1.972 2.576 0.6040 2.3300 2021 2.3120 1.981 2.575 0.5940 2.3110 2022 2.3240 1.943 2.579 0.6360 2.3230 2023 2.3130 1.824 2.575 0.7510 2.3120 2024 2.3280 1.899 2.577 0.6780 2.3270 2025 2.3220 1.904 2.575 0.6710 2.3210 2026 2.3330 2.049 2.576 0.5270 2.3320 2027 2.3320 2.000 2.578 0.5780 2.3310 2028 2.3370 2.035 2.580 0.5450 2.3360 2029 2.3320 1.961 2.577 0.6160 2.3310 2030 2.3260 1.981 2.577 0.5960 2.3250 2031 2.3320 1.886 2.577 0.6910 2.3310 2032 2.3270 1.940 2.577 0.6370 2.3260 2033 2.3340 1.941 2.578 0.6370 2.3330 2034 2.3280 2.058 2.582 0.5240 2.3270 2035 2.3300 2.077 2.581 0.5040 2.3290 2036 2.3230 2.054 2.579 0.5250 2.3220 2037 2.3360 1.952 2.579 0.6270 2.3350 2038 2.3350 1.913 2.580 0.6670 2.3340 2039 2.3350 1.940 2.584 0.6440 2.3340 2040 2.3480 2.068 2.581 0.5130 2.3470 2041 2.3270 1.989 2.583 0.5940 2.3260 2042 2.3140 2.001 2.582 0.5810 2.3130 2043 2.3190 1.993 2.583 0.5900 2.3180 2044 2.3390 1.991 2.584 0.5930 2.3380 2045 2.3300 1.930 2.584 0.6540 2.3290 2046 2.3330 1.899 2.585 0.6860 2.3320 2047 2.3290 1.939 2.588 0.6490 2.3280 2048 2.3240 1.921 2.591 0.6700 2.3230 2049 2.3330 1.962 2.590 0.6280 2.3320 2050 2.3300 2.049 2.588 0.5390 2.3290