yyyy RcEff RS RH service data 1950 1.7680 1.475 1.909 0.4340 1.7670 1951 1.7710 1.583 1.909 0.3260 1.7700 1952 1.7770 1.530 1.908 0.3780 1.7760 1953 1.7750 1.519 1.908 0.3890 1.7740 1954 1.7630 1.585 1.891 0.3060 1.7620 1955 1.7550 1.510 1.904 0.3940 1.7540 1956 1.7470 1.430 1.873 0.4430 1.7460 1957 1.7350 1.547 1.900 0.3530 1.7340 1958 1.7560 1.492 1.897 0.4050 1.7550 1959 1.7390 1.505 1.868 0.3630 1.7380 1960 1.7430 1.540 1.877 0.3370 1.7420 1961 1.7280 1.462 1.892 0.4300 1.7270 1962 1.7250 1.514 1.889 0.3750 1.7240 1963 1.7260 1.530 1.879 0.3490 1.7250 1964 1.7350 1.508 1.879 0.3710 1.7340 1965 1.7190 1.391 1.875 0.4840 1.7180 1966 1.7260 1.576 1.871 0.2950 1.7250 1967 1.7290 1.527 1.867 0.3400 1.7280 1968 1.7300 1.490 1.849 0.3590 1.7290 1969 1.7360 1.476 1.859 0.3830 1.7350 1970 1.7200 1.538 1.857 0.3190 1.7190 1971 1.7200 1.474 1.849 0.3750 1.7190 1972 1.7160 1.576 1.844 0.2680 1.7150 1973 1.6980 1.418 1.838 0.4200 1.6970 1974 1.6710 1.437 1.836 0.3990 1.6700 1975 1.6550 1.505 1.828 0.3230 1.6540 1976 1.6460 1.466 1.823 0.3570 1.6450 1977 1.6530 1.440 1.816 0.3760 1.6520 1978 1.6350 1.465 1.811 0.3460 1.6340 1979 1.6420 1.525 1.809 0.2840 1.6410 1980 1.6300 1.480 1.800 0.3200 1.6290 1981 1.6260 1.445 1.794 0.3490 1.6250 1982 1.6130 1.464 1.788 0.3240 1.6120 1983 1.6130 1.338 1.783 0.4450 1.6120 1984 1.6190 1.331 1.777 0.4460 1.6180 1985 1.5980 1.425 1.772 0.3470 1.5970 1986 1.6080 1.361 1.767 0.4060 1.6070 1987 1.5900 1.385 1.762 0.3770 1.5890 1988 1.5890 1.388 1.758 0.3700 1.5880 1989 1.5850 1.400 1.753 0.3530 1.5840 1990 1.5760 1.332 1.748 0.4160 1.5750 1991 1.5730 1.385 1.743 0.3580 1.5720 1992 1.5640 1.437 1.705 0.2680 1.5630 1993 1.5660 1.341 1.735 0.3940 1.5650 1994 1.5610 1.302 1.727 0.4250 1.5600 1995 1.5550 1.347 1.722 0.3750 1.5540 1996 1.5540 1.414 1.718 0.3040 1.5530 1997 1.5370 1.358 1.713 0.3550 1.5360 1998 1.5300 1.318 1.708 0.3900 1.5290 1999 1.5230 1.295 1.703 0.4080 1.5220 2000 1.5230 1.303 1.698 0.3950 1.5220 2001 1.5170 1.327 1.694 0.3670 1.5160 2002 1.5220 1.325 1.689 0.3640 1.5210 2003 1.5190 1.277 1.687 0.4100 1.5180 2004 1.5070 1.288 1.679 0.3910 1.5060 2005 1.4980 1.242 1.674 0.4320 1.4970 2006 1.5010 1.327 1.668 0.3410 1.5000 2007 1.4760 1.354 1.645 0.2910 1.4750 2008 1.4840 1.350 1.657 0.3070 1.4830 2009 1.4840 1.222 1.651 0.4290 1.4830 2010 1.4950 1.324 1.645 0.3210 1.4940 2011 1.4910 1.320 1.639 0.3190 1.4900 2012 1.4880 1.293 1.636 0.3430 1.4870 2013 1.4720 1.317 1.630 0.3130 1.4710 2014 1.4680 1.278 1.619 0.3410 1.4670 2015 1.4580 1.243 1.613 0.3700 1.4570 2016 1.4380 1.276 1.606 0.3300 1.4370 2017 1.4130 1.222 1.604 0.3820 1.4120 2018 1.3980 1.245 1.519 0.2740 1.3970 2019 1.3920 1.267 1.585 0.3180 1.3910 2020 1.3830 1.285 1.577 0.2920 1.3820 2021 1.3800 1.243 1.569 0.3260 1.3790 2022 1.3680 1.230 1.561 0.3310 1.3670 2023 1.3690 1.182 1.559 0.3770 1.3680 2024 1.3560 1.180 1.541 0.3610 1.3550 2025 1.3420 1.192 1.530 0.3380 1.3410 2026 1.3420 1.206 1.519 0.3130 1.3410 2027 1.3400 1.152 1.497 0.3450 1.3390 2028 1.3270 1.206 1.494 0.2880 1.3260 2029 1.3250 1.214 1.459 0.2450 1.3240 2030 1.3130 1.171 1.456 0.2850 1.3120 2031 1.3070 1.200 1.434 0.2340 1.3060 2032 1.2990 1.163 1.425 0.2620 1.2980 2033 1.2980 1.168 1.422 0.2540 1.2970 2034 1.2820 1.163 1.407 0.2440 1.2810 2035 1.2830 1.112 1.406 0.2940 1.2820 2036 1.2870 1.153 1.396 0.2430 1.2860 2037 1.2870 1.084 1.391 0.3070 1.2860 2038 1.2610 1.025 1.386 0.3610 1.2600 2039 1.2600 1.084 1.380 0.2960 1.2590 2040 1.2430 1.073 1.371 0.2980 1.2420 2041 1.2450 1.137 1.342 0.2050 1.2440 2042 1.2260 1.150 1.360 0.2100 1.2250 2043 1.2180 1.114 1.355 0.2410 1.2170 2044 1.2250 1.026 1.350 0.3240 1.2240 2045 1.2170 1.090 1.345 0.2550 1.2160 2046 1.2140 1.097 1.340 0.2430 1.2130 2047 1.2040 1.106 1.338 0.2320 1.2030 2048 1.2010 1.121 1.330 0.2090 1.2000 2049 1.1940 1.035 1.326 0.2910 1.1930 2050 1.1810 1.099 1.321 0.2220 1.1800