yyyy RcEff RS RH service data 1950 3.1860 2.763 3.541 0.7780 3.1850 1951 3.1870 2.766 3.533 0.7670 3.1860 1952 3.1820 2.769 3.525 0.7560 3.1810 1953 3.1810 2.774 3.518 0.7440 3.1800 1954 3.1840 2.877 3.512 0.6350 3.1830 1955 3.1820 2.398 3.505 1.1070 3.1810 1956 3.1820 2.872 3.497 0.6250 3.1810 1957 3.1550 2.874 3.490 0.6160 3.1540 1958 3.1760 2.867 3.484 0.6170 3.1750 1959 3.1540 2.866 3.477 0.6110 3.1530 1960 3.1500 2.303 3.477 1.1740 3.1490 1961 3.1580 2.426 3.481 1.0550 3.1570 1962 3.1510 2.870 3.486 0.6160 3.1500 1963 3.1630 2.871 3.491 0.6200 3.1620 1964 3.1620 2.878 3.497 0.6190 3.1610 1965 3.1670 2.871 3.499 0.6280 3.1660 1966 3.1710 2.872 3.499 0.6270 3.1700 1967 3.1840 2.872 3.499 0.6270 3.1830 1968 3.1620 2.453 3.498 1.0450 3.1610 1969 3.1640 2.870 3.498 0.6280 3.1630 1970 3.1680 2.869 3.496 0.6270 3.1670 1971 3.1600 2.484 3.492 1.0080 3.1590 1972 3.1540 2.863 3.488 0.6250 3.1530 1973 3.1400 2.862 3.484 0.6220 3.1390 1974 3.1650 2.860 3.480 0.6200 3.1640 1975 3.1490 2.575 3.465 0.8900 3.1480 1976 3.1250 2.555 3.443 0.8880 3.1240 1977 3.1000 2.588 3.424 0.8360 3.0990 1978 3.0960 2.582 3.407 0.8250 3.0950 1979 3.1010 2.314 3.392 1.0780 3.1000 1980 3.0710 2.598 3.372 0.7740 3.0700 1981 3.0520 2.537 3.356 0.8190 3.0510 1982 3.0400 2.518 3.339 0.8210 3.0390 1983 3.0410 2.637 3.311 0.6740 3.0400 1984 3.0160 2.639 3.298 0.6590 3.0150 1985 2.9990 2.484 3.297 0.8130 2.9980 1986 2.9940 2.420 3.276 0.8560 2.9930 1987 3.0040 2.508 3.276 0.7680 3.0030 1988 2.9980 2.546 3.257 0.7110 2.9970 1989 2.9960 2.485 3.250 0.7650 2.9950 1990 2.9760 2.414 3.240 0.8260 2.9750 1991 2.9770 2.523 3.241 0.7180 2.9760 1992 2.9440 2.357 3.226 0.8690 2.9430 1993 2.9650 2.531 3.219 0.6880 2.9640 1994 2.9290 2.445 3.212 0.7670 2.9280 1995 2.9420 2.470 3.204 0.7340 2.9410 1996 2.9880 2.396 3.203 0.8070 2.9870 1997 2.9530 2.150 3.188 1.0380 2.9520 1998 2.9360 2.372 3.180 0.8080 2.9350 1999 2.8880 2.352 3.173 0.8210 2.8870 2000 2.8750 2.373 3.166 0.7930 2.8740 2001 2.8450 2.233 3.165 0.9320 2.8440 2002 2.8800 2.449 3.153 0.7040 2.8790 2003 2.8600 2.415 3.146 0.7310 2.8590 2004 2.8210 2.255 3.140 0.8850 2.8200 2005 2.8200 2.407 3.132 0.7250 2.8190 2006 2.8390 2.290 3.124 0.8340 2.8380 2007 2.8440 2.415 3.115 0.7000 2.8430 2008 2.9050 2.299 3.107 0.8080 2.9040 2009 2.8510 2.394 3.098 0.7040 2.8500 2010 2.7700 2.288 3.090 0.8020 2.7690 2011 2.7480 2.079 3.080 1.0010 2.7470 2012 2.7080 2.287 3.071 0.7840 2.7070 2013 2.7290 2.251 3.062 0.8110 2.7280 2014 2.7890 2.221 3.052 0.8310 2.7880 2015 2.6360 2.258 3.044 0.7860 2.6350 2016 2.6490 2.228 3.035 0.8070 2.6480 2017 2.6400 2.317 3.026 0.7090 2.6390 2018 2.6080 2.186 3.017 0.8310 2.6070 2019 2.5890 2.214 3.008 0.7940 2.5880 2020 2.5850 2.228 2.999 0.7710 2.5840 2021 2.5750 2.190 2.990 0.8000 2.5740 2022 2.5800 2.119 2.945 0.8260 2.5790 2023 2.5440 2.094 2.970 0.8760 2.5430 2024 2.5620 1.994 2.923 0.9290 2.5610 2025 2.5440 2.224 2.951 0.7270 2.5430 2026 2.6200 1.961 2.937 0.9760 2.6190 2027 2.6650 2.153 2.915 0.7620 2.6640 2028 2.6450 2.164 2.913 0.7490 2.6440 2029 2.6110 2.066 2.794 0.7280 2.6100 2030 2.5590 2.082 2.783 0.7010 2.5580 2031 2.5060 1.966 2.813 0.8470 2.5050 2032 2.4450 2.034 2.863 0.8290 2.4440 2033 2.4170 2.000 2.842 0.8420 2.4160 2034 2.3780 2.064 2.825 0.7610 2.3770 2035 2.3840 1.912 2.802 0.8900 2.3830 2036 2.3590 2.002 2.765 0.7630 2.3580 2037 2.3510 1.990 2.712 0.7220 2.3500 2038 2.3240 1.908 2.606 0.6980 2.3230 2039 2.3260 1.896 2.562 0.6660 2.3250 2040 2.3010 1.884 2.537 0.6530 2.3000 2041 2.2960 1.901 2.515 0.6140 2.2950 2042 2.2620 1.901 2.499 0.5980 2.2610 2043 2.2640 1.766 2.493 0.7270 2.2630 2044 2.2270 1.853 2.480 0.6270 2.2260 2045 2.2110 1.914 2.462 0.5480 2.2100 2046 2.2310 1.863 2.452 0.5890 2.2300 2047 2.2520 1.829 2.443 0.6140 2.2510 2048 2.1930 1.672 2.434 0.7620 2.1920 2049 2.1720 1.828 2.426 0.5980 2.1710 2050 2.1440 1.745 2.418 0.6730 2.1430