yyyy RcEff RS RH service data 1950 2.3760 1.989 2.609 0.6200 2.3750 1951 2.3660 1.972 2.610 0.6380 2.3650 1952 2.3480 1.924 2.605 0.6810 2.3470 1953 2.3570 2.000 2.607 0.6070 2.3560 1954 2.3560 2.023 2.612 0.5890 2.3550 1955 2.3690 1.965 2.613 0.6480 2.3680 1956 2.3460 2.051 2.609 0.5580 2.3450 1957 2.3620 2.066 2.610 0.5440 2.3610 1958 2.3630 2.025 2.611 0.5860 2.3620 1959 2.3730 1.888 2.618 0.7300 2.3720 1960 2.3610 1.956 2.619 0.6630 2.3600 1961 2.3840 2.026 2.621 0.5950 2.3830 1962 2.3730 1.938 2.623 0.6850 2.3720 1963 2.3700 1.957 2.619 0.6620 2.3690 1964 2.3770 1.958 2.626 0.6680 2.3760 1965 2.3770 2.035 2.622 0.5870 2.3760 1966 2.3810 1.992 2.629 0.6370 2.3800 1967 2.3840 2.011 2.625 0.6140 2.3830 1968 2.3790 2.026 2.627 0.6010 2.3780 1969 2.3930 2.066 2.629 0.5630 2.3920 1970 2.3870 2.130 2.630 0.5000 2.3860 1971 2.3800 1.936 2.637 0.7010 2.3790 1972 2.3860 2.065 2.633 0.5680 2.3850 1973 2.3910 2.091 2.641 0.5500 2.3900 1974 2.3880 1.927 2.638 0.7110 2.3870 1975 2.3910 1.997 2.643 0.6460 2.3900 1976 2.3950 2.070 2.639 0.5690 2.3940 1977 2.3850 2.031 2.637 0.6060 2.3840 1978 2.3810 1.991 2.643 0.6520 2.3800 1979 2.3940 2.078 2.637 0.5590 2.3930 1980 2.3850 1.974 2.636 0.6620 2.3840 1981 2.3990 2.012 2.635 0.6230 2.3980 1982 2.3830 2.071 2.637 0.5660 2.3820 1983 2.3840 1.955 2.630 0.6750 2.3830 1984 2.3730 1.977 2.629 0.6520 2.3720 1985 2.3800 1.976 2.632 0.6560 2.3790 1986 2.3760 1.903 2.628 0.7250 2.3750 1987 2.3920 2.023 2.624 0.6010 2.3910 1988 2.3790 1.924 2.627 0.7030 2.3780 1989 2.3740 2.010 2.619 0.6090 2.3730 1990 2.3620 1.930 2.623 0.6930 2.3610 1991 2.3700 2.028 2.617 0.5890 2.3690 1992 2.3560 2.013 2.616 0.6030 2.3550 1993 2.3640 2.137 2.615 0.4780 2.3630 1994 2.3690 1.946 2.614 0.6680 2.3680 1995 2.3570 2.010 2.613 0.6030 2.3560 1996 2.3670 1.968 2.611 0.6430 2.3660 1997 2.3510 2.003 2.615 0.6120 2.3500 1998 2.3720 1.948 2.608 0.6600 2.3710 1999 2.3620 1.965 2.608 0.6430 2.3610 2000 2.3410 1.964 2.605 0.6410 2.3400 2001 2.3570 1.966 2.605 0.6390 2.3560 2002 2.3470 2.053 2.608 0.5550 2.3460 2003 2.3440 1.892 2.607 0.7150 2.3430 2004 2.3510 2.066 2.600 0.5340 2.3500 2005 2.3380 2.054 2.600 0.5460 2.3370 2006 2.3500 2.073 2.600 0.5270 2.3490 2007 2.3450 1.998 2.606 0.6080 2.3440 2008 2.3440 1.871 2.601 0.7300 2.3430 2009 2.3450 1.964 2.601 0.6370 2.3440 2010 2.3480 1.966 2.607 0.6410 2.3470 2011 2.3500 1.969 2.607 0.6380 2.3490 2012 2.3550 2.039 2.607 0.5680 2.3540 2013 2.3410 1.895 2.607 0.7120 2.3400 2014 2.3430 1.978 2.607 0.6290 2.3420 2015 2.3570 2.053 2.607 0.5540 2.3560 2016 2.3610 1.995 2.608 0.6130 2.3600 2017 2.3670 1.954 2.609 0.6550 2.3660 2018 2.3510 1.979 2.606 0.6270 2.3500 2019 2.3510 2.059 2.605 0.5460 2.3500 2020 2.3340 1.955 2.611 0.6560 2.3330 2021 2.3570 2.066 2.612 0.5460 2.3560 2022 2.3440 1.997 2.607 0.6100 2.3430 2023 2.3670 1.922 2.611 0.6890 2.3660 2024 2.3590 1.990 2.609 0.6190 2.3580 2025 2.3650 2.013 2.610 0.5970 2.3640 2026 2.3470 2.016 2.617 0.6010 2.3460 2027 2.3660 2.051 2.618 0.5670 2.3650 2028 2.3510 1.992 2.613 0.6210 2.3500 2029 2.3560 2.067 2.614 0.5470 2.3550 2030 2.3530 1.916 2.618 0.7020 2.3520 2031 2.3610 2.057 2.617 0.5600 2.3600 2032 2.3610 1.966 2.623 0.6570 2.3600 2033 2.3710 2.065 2.619 0.5540 2.3700 2034 2.3810 2.058 2.620 0.5620 2.3800 2035 2.3760 1.968 2.621 0.6530 2.3750 2036 2.3720 2.011 2.628 0.6170 2.3710 2037 2.3440 1.977 2.629 0.6520 2.3430 2038 2.3570 1.976 2.628 0.6520 2.3560 2039 2.3560 1.971 2.632 0.6610 2.3550 2040 2.3680 2.072 2.633 0.5610 2.3670 2041 2.3640 1.981 2.630 0.6490 2.3630 2042 2.3610 1.984 2.631 0.6470 2.3600 2043 2.3710 1.992 2.632 0.6400 2.3700 2044 2.3640 2.001 2.639 0.6380 2.3630 2045 2.3690 2.009 2.635 0.6260 2.3680 2046 2.3810 1.969 2.638 0.6690 2.3800 2047 2.3890 2.024 2.644 0.6200 2.3880 2048 2.3680 2.068 2.646 0.5780 2.3670 2049 2.3720 2.001 2.642 0.6410 2.3710 2050 2.3860 1.955 2.649 0.6940 2.3850