yyyy RcEff RS RH service data 1950 15.3550 14.461 15.391 0.9300 15.3540 1951 15.3660 14.470 15.402 0.9320 15.3650 1952 15.3770 14.480 15.413 0.9330 15.3760 1953 15.3880 14.489 15.424 0.9350 15.3870 1954 15.3980 14.498 15.434 0.9360 15.3970 1955 15.4040 14.503 15.440 0.9370 15.4030 1956 15.4040 14.503 15.441 0.9380 15.4030 1957 15.4080 14.502 15.442 0.9400 15.4070 1958 15.4070 14.502 15.443 0.9410 15.4060 1959 15.4050 14.502 15.443 0.9410 15.4040 1960 15.4070 14.502 15.445 0.9430 15.4060 1961 15.4100 14.504 15.446 0.9420 15.4090 1962 15.4120 14.505 15.448 0.9430 15.4110 1963 15.4150 14.507 15.450 0.9430 15.4140 1964 15.4150 14.508 15.451 0.9430 15.4140 1965 15.4140 14.505 15.448 0.9430 15.4130 1966 15.4070 14.496 15.441 0.9450 15.4060 1967 15.4000 14.488 15.433 0.9450 15.3990 1968 15.3930 14.479 15.426 0.9470 15.3920 1969 15.3870 14.471 15.418 0.9470 15.3860 1970 15.3750 14.460 15.409 0.9490 15.3740 1971 15.3640 14.447 15.397 0.9500 15.3630 1972 15.3520 14.434 15.385 0.9510 15.3510 1973 15.3410 14.422 15.373 0.9510 15.3400 1974 15.3300 14.409 15.362 0.9530 15.3290 1975 15.3190 14.397 15.352 0.9550 15.3180 1976 15.3120 14.386 15.344 0.9580 15.3110 1977 15.3050 14.376 15.336 0.9600 15.3040 1978 15.2960 14.366 15.328 0.9620 15.2950 1979 15.2870 14.355 15.320 0.9650 15.2860 1980 15.2760 14.341 15.308 0.9670 15.2750 1981 15.2590 14.323 15.291 0.9680 15.2580 1982 15.2420 14.304 15.275 0.9710 15.2410 1983 15.2260 14.286 15.259 0.9730 15.2250 1984 15.2100 14.268 15.242 0.9740 15.2090 1985 15.1950 14.251 15.227 0.9760 15.1940 1986 15.1790 14.234 15.212 0.9780 15.1780 1987 15.1650 14.218 15.197 0.9790 15.1640 1988 15.1500 14.202 15.182 0.9800 15.1490 1989 15.1350 14.186 15.167 0.9810 15.1340 1990 15.1200 14.171 15.152 0.9810 15.1190 1991 15.1070 14.157 15.139 0.9820 15.1060 1992 15.0940 14.143 15.126 0.9830 15.0930 1993 15.0780 13.912 15.113 1.2010 15.0770 1994 15.0600 13.892 15.100 1.2080 15.0590 1995 15.0420 13.872 15.087 1.2150 15.0410 1996 15.0230 13.851 15.073 1.2220 15.0220 1997 15.0040 13.831 15.059 1.2280 15.0030 1998 14.9830 13.810 15.044 1.2340 14.9820 1999 14.9640 13.789 15.030 1.2410 14.9630 2000 14.9460 13.769 15.017 1.2480 14.9450 2001 14.9300 13.751 15.005 1.2540 14.9290 2002 14.9110 13.732 14.993 1.2610 14.9100 2003 14.8940 13.713 14.981 1.2680 14.8930 2004 14.8770 13.694 14.968 1.2740 14.8760 2005 14.8520 13.668 14.953 1.2850 14.8510 2006 14.8200 13.633 14.933 1.3000 14.8190 2007 14.7880 13.599 14.914 1.3150 14.7870 2008 14.7560 13.565 14.894 1.3290 14.7550 2009 14.7260 13.531 14.875 1.3440 14.7250 2010 14.6860 13.489 14.852 1.3630 14.6850 2011 14.6430 13.440 14.827 1.3870 14.6420 2012 14.5950 13.388 14.802 1.4140 14.5940 2013 14.5470 13.336 14.777 1.4410 14.5460 2014 14.4970 13.282 14.752 1.4700 14.4960 2015 14.4470 13.226 14.726 1.5000 14.4460 2016 14.3950 13.169 14.701 1.5320 14.3940 2017 14.3410 13.111 14.675 1.5640 14.3400 2018 14.2860 13.050 14.649 1.5990 14.2850 2019 14.2290 12.987 14.623 1.6360 14.2280 2020 14.1700 12.922 14.597 1.6750 14.1690 2021 14.1070 12.853 14.571 1.7180 14.1060 2022 14.0450 12.786 14.544 1.7580 14.0440 2023 13.9810 12.715 14.518 1.8030 13.9800 2024 13.9130 12.640 14.491 1.8510 13.9120 2025 13.8390 12.560 14.464 1.9040 13.8380 2026 13.7650 12.480 14.437 1.9570 13.7640 2027 13.6870 12.395 14.409 2.0140 13.6860 2028 13.6000 12.301 14.382 2.0810 13.5990 2029 13.5100 12.204 14.354 2.1500 13.5090 2030 13.4120 12.098 14.326 2.2280 13.4110 2031 13.2990 11.978 14.298 2.3200 13.2980 2032 13.1750 11.848 14.269 2.4210 13.1740 2033 13.0260 11.689 14.241 2.5520 13.0250 2034 12.8250 11.479 14.212 2.7330 12.8240 2035 12.5490 10.866 14.183 3.3170 12.5480 2036 12.4680 10.763 14.153 3.3900 12.4670 2037 12.3960 10.658 14.124 3.4660 12.3950 2038 12.3160 10.548 14.094 3.5460 12.3150 2039 12.2410 10.436 14.064 3.6280 12.2400 2040 12.1620 10.322 14.034 3.7120 12.1610 2041 12.0800 10.205 14.003 3.7980 12.0790 2042 12.0000 10.084 13.973 3.8890 11.9990 2043 11.9150 9.956 13.942 3.9860 11.9140 2044 11.9190 9.853 13.910 4.0570 11.9180 2045 11.8590 9.788 13.879 4.0910 11.8580 2046 11.8190 9.994 13.847 3.8530 11.8180 2047 11.7700 9.929 13.815 3.8860 11.7690 2048 11.7240 9.869 13.783 3.9140 11.7230 2049 11.6870 9.815 13.750 3.9350 11.6860 2050 11.6590 9.766 13.717 3.9510 11.6580