yyyy RcEff RS RH service data 1950 2.0370 1.651 2.253 0.6020 2.0360 1951 2.0450 1.692 2.258 0.5660 2.0440 1952 2.0280 1.779 2.252 0.4730 2.0270 1953 2.0250 1.635 2.252 0.6170 2.0240 1954 2.0240 1.702 2.257 0.5550 2.0230 1955 2.0320 1.691 2.250 0.5590 2.0310 1956 2.0260 1.588 2.248 0.6600 2.0250 1957 2.0190 1.631 2.246 0.6150 2.0180 1958 2.0270 1.588 2.243 0.6550 2.0260 1959 2.0160 1.686 2.240 0.5540 2.0150 1960 2.0140 1.778 2.238 0.4600 2.0130 1961 2.0070 1.754 2.237 0.4830 2.0060 1962 2.0170 1.690 2.228 0.5380 2.0160 1963 2.0040 1.633 2.223 0.5900 2.0030 1964 2.0080 1.633 2.218 0.5850 2.0070 1965 1.9950 1.629 2.213 0.5840 1.9940 1966 1.9910 1.597 2.208 0.6110 1.9900 1967 1.9830 1.612 2.203 0.5910 1.9820 1968 1.9820 1.694 2.198 0.5040 1.9810 1969 1.9760 1.728 2.198 0.4700 1.9750 1970 1.9700 1.623 2.187 0.5640 1.9690 1971 1.9820 1.744 2.180 0.4360 1.9810 1972 1.9550 1.583 2.173 0.5900 1.9540 1973 1.9670 1.664 2.166 0.5020 1.9660 1974 1.9600 1.551 2.165 0.6140 1.9590 1975 1.9470 1.616 2.152 0.5360 1.9460 1976 1.9470 1.566 2.145 0.5790 1.9460 1977 1.9300 1.565 2.141 0.5760 1.9290 1978 1.9300 1.631 2.130 0.4990 1.9290 1979 1.9280 1.697 2.122 0.4250 1.9270 1980 1.9050 1.536 2.114 0.5780 1.9040 1981 1.9080 1.668 2.105 0.4370 1.9070 1982 1.8870 1.498 2.103 0.6050 1.8860 1983 1.8880 1.672 2.087 0.4150 1.8870 1984 1.8710 1.452 2.078 0.6260 1.8700 1985 1.8700 1.625 2.070 0.4450 1.8690 1986 1.8590 1.614 2.069 0.4550 1.8580 1987 1.8590 1.633 2.055 0.4220 1.8580 1988 1.8450 1.507 2.047 0.5400 1.8440 1989 1.8300 1.596 2.039 0.4430 1.8290 1990 1.8300 1.461 2.038 0.5770 1.8290 1991 1.8210 1.461 2.028 0.5670 1.8200 1992 1.8040 1.440 2.013 0.5730 1.8030 1993 1.7950 1.458 2.008 0.5500 1.7940 1994 1.7730 1.528 1.994 0.4660 1.7720 1995 1.7630 1.553 1.985 0.4320 1.7620 1996 1.7720 1.527 1.975 0.4480 1.7710 1997 1.7420 1.426 1.974 0.5480 1.7410 1998 1.7340 1.437 1.964 0.5270 1.7330 1999 1.7320 1.517 1.954 0.4370 1.7310 2000 1.7150 1.495 1.934 0.4390 1.7140 2001 1.7120 1.507 1.923 0.4160 1.7110 2002 1.6990 1.439 1.923 0.4840 1.6980 2003 1.7030 1.442 1.912 0.4700 1.7020 2004 1.6890 1.536 1.901 0.3650 1.6880 2005 1.6800 1.385 1.876 0.4910 1.6790 2006 1.6640 1.478 1.868 0.3900 1.6630 2007 1.6550 1.445 1.846 0.4010 1.6540 2008 1.6470 1.433 1.832 0.3990 1.6460 2009 1.6380 1.437 1.828 0.3910 1.6370 2010 1.6400 1.418 1.814 0.3960 1.6390 2011 1.6190 1.356 1.790 0.4340 1.6180 2012 1.6140 1.401 1.778 0.3770 1.6130 2013 1.5960 1.336 1.774 0.4380 1.5950 2014 1.6000 1.415 1.755 0.3400 1.5990 2015 1.5860 1.255 1.745 0.4900 1.5850 2016 1.5950 1.365 1.735 0.3700 1.5940 2017 1.5580 1.362 1.726 0.3640 1.5570 2018 1.5730 1.300 1.717 0.4170 1.5720 2019 1.5600 1.321 1.709 0.3880 1.5590 2020 1.5490 1.406 1.706 0.3000 1.5480 2021 1.5350 1.329 1.698 0.3690 1.5340 2022 1.5350 1.294 1.686 0.3920 1.5340 2023 1.5190 1.292 1.678 0.3860 1.5180 2024 1.5100 1.258 1.670 0.4120 1.5090 2025 1.5070 1.338 1.663 0.3250 1.5060 2026 1.4970 1.279 1.658 0.3790 1.4960 2027 1.4910 1.315 1.653 0.3380 1.4900 2028 1.4740 1.259 1.646 0.3870 1.4730 2029 1.4710 1.335 1.639 0.3040 1.4700 2030 1.4540 1.311 1.629 0.3180 1.4530 2031 1.4590 1.304 1.624 0.3200 1.4580 2032 1.4490 1.220 1.615 0.3950 1.4480 2033 1.4420 1.254 1.609 0.3550 1.4410 2034 1.4250 1.234 1.603 0.3690 1.4240 2035 1.4230 1.142 1.600 0.4580 1.4220 2036 1.4190 1.258 1.590 0.3320 1.4180 2037 1.4080 1.196 1.584 0.3880 1.4070 2038 1.4040 1.129 1.578 0.4490 1.4030 2039 1.4030 1.215 1.575 0.3600 1.4020 2040 1.3930 1.180 1.565 0.3850 1.3920 2041 1.3950 1.181 1.559 0.3780 1.3940 2042 1.3770 1.238 1.553 0.3150 1.3760 2043 1.3750 1.189 1.547 0.3580 1.3740 2044 1.3730 1.238 1.544 0.3060 1.3720 2045 1.3730 1.215 1.538 0.3230 1.3720 2046 1.3630 1.208 1.528 0.3200 1.3620 2047 1.3500 1.230 1.522 0.2920 1.3490 2048 1.3580 1.220 1.515 0.2950 1.3570 2049 1.3490 1.167 1.509 0.3420 1.3480 2050 1.3380 1.169 1.503 0.3340 1.3370