1950 1.6546 1.306 2.002 0.6960 Weta= 2.053 Kp= 3.69 1951 1.6576 1.421 1.994 0.5730 Weta= 1.918 Kp= 4.05 1952 1.6627 1.381 1.992 0.6110 Weta= 1.966 Kp= 3.97 1953 1.7298 1.373 2.034 0.6610 Weta= 1.945 Kp= 3.45 1954 1.7260 1.431 2.031 0.6000 Weta= 1.879 Kp= 2.87 1955 1.7260 1.415 2.028 0.6130 Weta= 1.899 Kp= 2.90 1956 1.6481 1.270 1.985 0.7150 Weta= 2.114 Kp= 3.70 1957 1.6478 1.367 1.977 0.6100 Weta= 1.995 Kp= 3.88 1958 1.6292 1.311 1.974 0.6630 Weta= 2.068 Kp= 3.80 1959 1.6280 1.288 1.972 0.6840 Weta= 2.100 Kp= 3.98 1960 1.6516 1.378 1.974 0.5960 Weta= 1.983 Kp= 4.15 1961 1.6963 1.277 2.010 0.7330 Weta= 2.085 Kp= 3.31 1962 1.6927 1.434 2.002 0.5680 Weta= 1.897 Kp= 3.05 1963 1.6921 1.454 1.998 0.5440 Weta= 1.877 Kp= 3.09 1964 1.6871 1.396 1.995 0.5990 Weta= 1.946 Kp= 2.70 1965 1.7268 1.455 2.007 0.5520 Weta= 1.870 Kp= 2.28 1966 1.6784 1.366 1.989 0.6230 Weta= 1.987 Kp= 2.75 1967 1.6817 1.411 1.983 0.5720 Weta= 1.937 Kp= 3.00 1968 1.6629 1.408 1.979 0.5710 Weta= 1.944 Kp= 3.21 1969 1.6650 1.393 1.975 0.5820 Weta= 1.965 Kp= 2.92 1970 1.6685 1.379 1.972 0.5930 Weta= 1.984 Kp= 3.00 1971 1.6613 1.302 1.973 0.6710 Weta= 2.080 Kp= 2.90 1972 1.6467 1.335 1.964 0.6290 Weta= 2.045 Kp= 3.09 1973 1.5881 1.144 1.917 0.7730 Weta= 2.358 Kp= 3.60 1974 1.6055 1.275 1.919 0.6440 Weta= 2.160 Kp= 3.83 1975 1.6382 1.347 1.952 0.6050 Weta= 2.039 Kp= 3.26 1976 1.6369 1.311 1.953 0.6420 Weta= 2.084 Kp= 3.14 1977 1.6340 1.308 1.943 0.6350 Weta= 2.096 Kp= 2.99 1978 1.5870 1.201 1.893 0.6920 Weta= 2.289 Kp= 3.59 1979 1.6267 1.343 1.934 0.5910 Weta= 2.058 Kp= 3.32 1980 1.6285 1.304 1.930 0.6260 Weta= 2.112 Kp= 2.88 1981 1.5733 1.255 1.882 0.6270 Weta= 2.219 Kp= 3.52 1982 1.5643 1.236 1.879 0.6430 Weta= 2.249 Kp= 4.06 1983 1.5559 1.183 1.876 0.6930 Weta= 2.331 Kp= 3.74 1984 1.5745 1.067 1.880 0.8130 Weta= 2.523 Kp= 3.76 1985 1.6220 1.264 1.919 0.6550 Weta= 2.175 Kp= 3.24 1986 1.6275 1.294 1.919 0.6250 Weta= 2.134 Kp= 3.09 1987 1.6210 1.292 1.920 0.6280 Weta= 2.136 Kp= 2.85 1988 1.6252 1.365 1.920 0.5550 Weta= 2.042 Kp= 3.11 1989 1.5615 1.266 1.874 0.6080 Weta= 2.210 Kp= 3.82 1990 1.5733 1.193 1.876 0.6830 Weta= 2.315 Kp= 3.52 1991 1.5643 1.188 1.877 0.6890 Weta= 2.322 Kp= 4.13 1992 1.5754 1.256 1.879 0.6230 Weta= 2.220 Kp= 3.55 1993 1.6255 1.258 1.929 0.6710 Weta= 2.175 Kp= 3.39 1994 1.5767 1.087 1.883 0.7960 Weta= 2.485 Kp= 3.71 1995 1.6218 1.326 1.929 0.6030 Weta= 2.084 Kp= 3.10 1996 1.6200 1.376 1.932 0.5560 Weta= 2.019 Kp= 2.59 1997 1.6792 1.352 1.945 0.5930 Weta= 2.038 Kp= 2.42 1998 1.6348 1.329 1.937 0.6080 Weta= 2.074 Kp= 3.00 1999 1.6332 1.327 1.939 0.6120 Weta= 2.075 Kp= 3.08 2000 1.6387 1.337 1.941 0.6040 Weta= 2.060 Kp= 3.39 2001 1.6338 1.349 1.943 0.5940 Weta= 2.043 Kp= 3.13 2002 1.6457 1.393 1.945 0.5520 Weta= 1.988 Kp= 3.16 2003 1.5760 1.286 1.884 0.5980 Weta= 2.174 Kp= 4.00 2004 1.6433 1.393 1.950 0.5570 Weta= 1.984 Kp= 3.19 2005 1.6609 1.329 1.951 0.6220 Weta= 2.062 Kp= 3.20 2006 1.6891 1.445 1.964 0.5190 Weta= 1.913 Kp= 2.42 2007 1.6803 1.374 1.967 0.5930 Weta= 1.994 Kp= 2.21 2008 1.6802 1.419 1.969 0.5500 Weta= 1.939 Kp= 2.09 2009 1.7360 1.451 1.978 0.5270 Weta= 1.896 Kp= 1.14 2010 1.7088 1.428 1.975 0.5470 Weta= 1.924 Kp= 1.84 2011 1.7149 1.359 1.978 0.6190 Weta= 2.004 Kp= 2.22 2012 1.6671 1.324 1.969 0.6450 Weta= 2.055 Kp= 2.53 2013 1.7084 1.385 1.983 0.5980 Weta= 1.968 Kp= 2.24 2014 1.7302 1.378 1.986 0.6080 Weta= 1.974 Kp= 2.28 2015 1.6980 1.391 1.977 0.5860 Weta= 1.966 Kp= 2.93 2016 1.6907 1.408 1.979 0.5710 Weta= 1.944 Kp= 3.17 2017 1.6945 1.444 1.986 0.5420 Weta= 1.897 Kp= 3.01 2018 1.7007 1.339 1.984 0.6450 Weta= 2.024 Kp= 2.88 2019 1.7011 1.378 1.986 0.6080 Weta= 1.974 Kp= 2.54 2020 1.7220 1.406 2.000 0.5940 Weta= 1.931 Kp= 1.99