yyyy RcEff RS RH service data 1950 1.0910 1.002 1.199 0.1970 1.0900 1951 1.0830 0.947 1.189 0.2420 1.0820 1952 1.0930 0.968 1.192 0.2240 1.0920 1953 1.1050 0.934 1.196 0.2620 1.1040 1954 1.1200 0.944 1.234 0.2900 1.1190 1955 1.1160 1.004 1.207 0.2030 1.1150 1956 1.1170 0.947 1.225 0.2780 1.1160 1957 1.1300 0.947 1.237 0.2900 1.1290 1958 1.1220 0.973 1.253 0.2800 1.1210 1959 1.1130 0.957 1.239 0.2820 1.1120 1960 1.1150 0.979 1.264 0.2850 1.1140 1961 1.1090 0.982 1.314 0.3320 1.1080 1962 1.1330 0.958 1.251 0.2930 1.1320 1963 1.1160 0.991 1.316 0.3250 1.1150 1964 1.1260 1.023 1.318 0.2950 1.1250 1965 1.1360 0.998 1.321 0.3230 1.1350 1966 1.1450 0.953 1.325 0.3720 1.1440 1967 1.1500 1.049 1.329 0.2800 1.1490 1968 1.1620 1.061 1.301 0.2400 1.1610 1969 1.1510 1.023 1.339 0.3160 1.1500 1970 1.1670 1.020 1.351 0.3310 1.1660 1971 1.1790 1.022 1.355 0.3330 1.1780 1972 1.1990 1.101 1.376 0.2750 1.1980 1973 1.1900 1.066 1.406 0.3400 1.1890 1974 1.2080 1.033 1.325 0.2920 1.2070 1975 1.2110 1.119 1.330 0.2110 1.2100 1976 1.2450 1.045 1.359 0.3140 1.2440 1977 1.2320 1.077 1.374 0.2970 1.2310 1978 1.2460 1.079 1.371 0.2920 1.2450 1979 1.2780 1.081 1.407 0.3260 1.2770 1980 1.2950 1.121 1.439 0.3180 1.2940 1981 1.2470 1.121 1.377 0.2560 1.2460 1982 1.2500 1.104 1.484 0.3800 1.2490 1983 1.2510 1.081 1.488 0.4070 1.2500 1984 1.2760 1.057 1.492 0.4350 1.2750 1985 1.2770 1.090 1.496 0.4060 1.2760 1986 1.2920 1.137 1.500 0.3630 1.2910 1987 1.2890 1.161 1.504 0.3430 1.2880 1988 1.2950 1.101 1.508 0.4070 1.2940 1989 1.2980 1.140 1.514 0.3740 1.2970 1990 1.3200 1.170 1.520 0.3500 1.3190 1991 1.3280 1.178 1.528 0.3500 1.3270 1992 1.3450 1.062 1.550 0.4880 1.3440 1993 1.3470 1.126 1.594 0.4680 1.3460 1994 1.3510 1.134 1.550 0.4160 1.3500 1995 1.3900 1.178 1.529 0.3510 1.3890 1996 1.3860 1.215 1.564 0.3490 1.3850 1997 1.3960 1.243 1.557 0.3140 1.3950 1998 1.4020 1.243 1.601 0.3580 1.4010 1999 1.4460 1.229 1.575 0.3460 1.4450 2000 1.4900 1.232 1.695 0.4630 1.4890 2001 1.4230 1.183 1.702 0.5190 1.4220 2002 1.4490 1.223 1.708 0.4850 1.4480 2003 1.4520 1.252 1.714 0.4620 1.4510 2004 1.4580 1.234 1.721 0.4870 1.4570 2005 1.4910 1.275 1.727 0.4520 1.4900 2006 1.4830 1.284 1.739 0.4550 1.4820 2007 1.4940 1.270 1.743 0.4730 1.4930 2008 1.5220 1.262 1.753 0.4910 1.5210 2009 1.5140 1.331 1.762 0.4310 1.5130 2010 1.5630 1.367 1.774 0.4070 1.5620 2011 1.5980 1.403 1.792 0.3890 1.5970 2012 1.5860 1.318 1.856 0.5380 1.5850 2013 1.5990 1.404 1.912 0.5080 1.5980 2014 1.6140 1.355 1.840 0.4850 1.6130 2015 1.6320 1.383 1.895 0.5120 1.6310 2016 1.6660 1.419 1.988 0.5690 1.6650 2017 1.7000 1.388 2.000 0.6120 1.6990 2018 1.7730 1.368 2.017 0.6490 1.7720 2019 1.7730 1.426 2.021 0.5950 1.7720 2020 1.6960 1.438 2.036 0.5980 1.6950 2021 1.7050 1.508 2.039 0.5310 1.7040 2022 1.7370 1.572 2.053 0.4810 1.7360 2023 1.7590 1.424 2.061 0.6370 1.7580 2024 1.7590 1.455 2.068 0.6130 1.7580 2025 1.7630 1.573 2.073 0.5000 1.7620 2026 1.8020 1.484 2.082 0.5980 1.8010 2027 1.8310 1.484 2.095 0.6110 1.8300 2028 1.8260 1.472 2.108 0.6360 1.8250 2029 1.8320 1.616 2.113 0.4970 1.8310 2030 1.8890 1.568 2.128 0.5600 1.8880 2031 1.8560 1.580 2.142 0.5620 1.8550 2032 1.9070 1.532 2.170 0.6380 1.9060 2033 1.9200 1.591 2.200 0.6090 1.9190 2034 1.9420 1.460 2.264 0.8040 1.9410 2035 1.9830 1.693 2.375 0.6820 1.9820 2036 2.0050 1.672 2.419 0.7470 2.0040 2037 2.0280 1.619 2.447 0.8280 2.0270 2038 2.0440 1.667 2.458 0.7910 2.0430 2039 2.0900 1.680 2.487 0.8070 2.0890 2040 2.1900 1.748 2.495 0.7470 2.1890 2041 2.2310 1.585 2.517 0.9320 2.2300 2042 2.1790 1.680 2.524 0.8440 2.1780 2043 2.1360 1.763 2.543 0.7800 2.1350 2044 2.1390 1.668 2.555 0.8870 2.1380 2045 2.1680 1.771 2.562 0.7910 2.1670 2046 2.1740 1.845 2.578 0.7330 2.1730 2047 2.2010 1.906 2.583 0.6770 2.2000 2048 2.1950 1.828 2.595 0.7670 2.1940 2049 2.3220 1.731 2.606 0.8750 2.3210 2050 2.2320 1.867 2.624 0.7570 2.2310