yyyy RcEff RS RH service data 1950 1.8930 1.667 2.094 0.4270 1.8920 1951 1.8940 1.605 2.091 0.4860 1.8930 1952 1.8790 1.601 2.089 0.4880 1.8780 1953 1.8600 1.619 2.087 0.4680 1.8590 1954 1.8450 1.579 2.085 0.5060 1.8440 1955 1.8430 1.597 2.083 0.4860 1.8420 1956 1.8520 1.585 2.081 0.4960 1.8510 1957 1.8270 1.615 2.079 0.4640 1.8260 1958 1.8350 1.578 2.078 0.5000 1.8340 1959 1.8490 1.608 2.076 0.4680 1.8480 1960 1.8390 1.522 2.073 0.5510 1.8380 1961 1.8330 1.573 2.070 0.4970 1.8320 1962 1.8150 1.559 2.068 0.5090 1.8140 1963 1.8210 1.597 2.065 0.4680 1.8200 1964 1.8170 1.562 2.062 0.5000 1.8160 1965 1.8180 1.576 2.059 0.4830 1.8170 1966 1.8030 1.571 2.056 0.4850 1.8020 1967 1.8140 1.590 2.053 0.4630 1.8130 1968 1.8010 1.605 2.050 0.4450 1.8000 1969 1.8060 1.514 2.047 0.5330 1.8050 1970 1.8070 1.464 2.045 0.5810 1.8060 1971 1.8030 1.620 2.042 0.4220 1.8020 1972 1.7920 1.624 2.039 0.4150 1.7910 1973 1.7940 1.652 2.036 0.3840 1.7930 1974 1.7950 1.644 2.033 0.3890 1.7940 1975 1.7990 1.650 2.030 0.3800 1.7980 1976 1.7880 1.557 1.999 0.4420 1.7870 1977 1.7750 1.603 2.023 0.4200 1.7740 1978 1.7840 1.529 2.020 0.4910 1.7830 1979 1.7770 1.505 1.973 0.4680 1.7760 1980 1.7760 1.570 2.014 0.4440 1.7750 1981 1.7870 1.543 2.012 0.4690 1.7860 1982 1.7630 1.550 2.002 0.4520 1.7620 1983 1.7740 1.527 1.978 0.4510 1.7730 1984 1.7620 1.516 1.976 0.4600 1.7610 1985 1.7510 1.480 1.988 0.5080 1.7500 1986 1.7800 1.522 1.997 0.4750 1.7790 1987 1.7650 1.463 1.997 0.5340 1.7640 1988 1.7590 1.552 1.987 0.4350 1.7580 1989 1.7800 1.582 1.967 0.3850 1.7790 1990 1.7730 1.474 1.998 0.5240 1.7720 1991 1.7660 1.567 1.977 0.4100 1.7650 1992 1.7690 1.558 1.965 0.4070 1.7680 1993 1.7670 1.545 2.002 0.4570 1.7660 1994 1.7790 1.496 2.001 0.5050 1.7780 1995 1.7770 1.563 1.993 0.4300 1.7760 1996 1.7850 1.480 1.975 0.4950 1.7840 1997 1.7850 1.638 1.989 0.3510 1.7840 1998 1.7900 1.481 1.988 0.5070 1.7890 1999 1.7840 1.493 1.974 0.4810 1.7830 2000 1.7840 1.465 2.017 0.5520 1.7830 2001 1.7770 1.519 2.018 0.4990 1.7760 2002 1.7840 1.500 1.989 0.4890 1.7830 2003 1.7840 1.512 1.986 0.4740 1.7830 2004 1.7860 1.582 2.003 0.4210 1.7850 2005 1.7810 1.482 1.991 0.5090 1.7800 2006 1.7940 1.495 2.023 0.5280 1.7930 2007 1.8030 1.527 2.025 0.4980 1.8020 2008 1.7990 1.581 2.026 0.4450 1.7980 2009 1.7960 1.493 2.028 0.5350 1.7950 2010 1.7940 1.516 2.005 0.4890 1.7930 2011 1.8050 1.531 2.031 0.5000 1.8040 2012 1.8100 1.580 2.033 0.4530 1.8090 2013 1.8130 1.587 2.035 0.4480 1.8120 2014 1.8240 1.608 2.039 0.4310 1.8230 2015 1.8420 1.580 2.038 0.4580 1.8410 2016 1.8350 1.625 2.040 0.4150 1.8340 2017 1.8330 1.610 2.041 0.4310 1.8320 2018 1.8340 1.631 2.043 0.4120 1.8330 2019 1.8140 1.634 2.044 0.4100 1.8130 2020 1.8220 1.549 2.046 0.4970 1.8210 2021 1.8280 1.503 2.048 0.5450 1.8270 2022 1.8280 1.517 2.049 0.5320 1.8270 2023 1.8210 1.640 2.051 0.4110 1.8200 2024 1.8400 1.509 2.053 0.5440 1.8390 2025 1.8160 1.681 2.054 0.3730 1.8150 2026 1.8290 1.598 2.056 0.4580 1.8280 2027 1.8380 1.540 2.058 0.5180 1.8370 2028 1.8310 1.529 2.060 0.5310 1.8300 2029 1.9140 1.604 2.062 0.4580 1.9130 2030 1.9070 1.567 2.063 0.4960 1.9060 2031 1.9130 1.697 2.065 0.3680 1.9120 2032 1.9160 1.645 2.067 0.4220 1.9150 2033 1.8930 1.716 2.070 0.3540 1.8920 2034 1.8690 1.624 2.072 0.4480 1.8680 2035 1.8740 1.647 2.074 0.4270 1.8730 2036 1.8640 1.535 2.076 0.5410 1.8630 2037 1.8820 1.665 2.079 0.4140 1.8810 2038 1.8790 1.626 2.081 0.4550 1.8780 2039 1.8830 1.630 2.084 0.4540 1.8820 2040 1.9020 1.731 2.086 0.3550 1.9010 2041 1.9000 1.624 2.089 0.4650 1.8990 2042 1.8930 1.663 2.092 0.4290 1.8920 2043 1.9230 1.691 2.095 0.4040 1.9220 2044 1.9400 1.713 2.098 0.3850 1.9390 2045 1.9260 1.670 2.101 0.4310 1.9250 2046 1.9060 1.657 2.105 0.4480 1.9050 2047 1.9340 1.575 2.109 0.5340 1.9330 2048 1.9460 1.610 2.113 0.5030 1.9450 2049 1.9430 1.567 2.128 0.5610 1.9420 2050 1.9410 1.644 2.122 0.4780 1.9400