1950 1.7572 1.427 2.166 0.7390 Weta= 1.803 Kp= 3.69 1951 1.7632 1.353 2.168 0.8150 Weta= 1.890 Kp= 4.05 1952 1.7518 1.420 2.170 0.7500 Weta= 1.808 Kp= 3.97 1953 1.8637 1.486 2.229 0.7430 Weta= 1.696 Kp= 3.45 1954 1.8642 1.468 2.231 0.7630 Weta= 1.714 Kp= 2.87 1955 1.8597 1.571 2.232 0.6610 Weta= 1.607 Kp= 2.90 1956 1.7670 1.471 2.177 0.7060 Weta= 1.746 Kp= 3.70 1957 1.7467 1.402 2.177 0.7750 Weta= 1.825 Kp= 3.88 1958 1.7865 1.448 2.178 0.7300 Weta= 1.771 Kp= 3.80 1959 1.7742 1.428 2.178 0.7500 Weta= 1.794 Kp= 3.98 1960 1.7749 1.446 2.179 0.7330 Weta= 1.772 Kp= 4.15 1961 1.8447 1.381 2.235 0.8540 Weta= 1.811 Kp= 3.31 1962 1.8730 1.594 2.244 0.6500 Weta= 1.577 Kp= 3.05 1963 1.8652 1.580 2.237 0.6570 Weta= 1.595 Kp= 3.09 1964 1.8571 1.569 2.237 0.6680 Weta= 1.606 Kp= 2.70 1965 1.8816 1.531 2.250 0.7190 Weta= 1.636 Kp= 2.28 1966 1.8521 1.529 2.239 0.7100 Weta= 1.644 Kp= 2.75 1967 1.8609 1.550 2.248 0.6980 Weta= 1.618 Kp= 3.00 1968 1.8646 1.541 2.240 0.6990 Weta= 1.632 Kp= 3.21 1969 1.8584 1.473 2.249 0.7760 Weta= 1.697 Kp= 2.92 1970 1.8711 1.530 2.249 0.7190 Weta= 1.637 Kp= 3.00 1971 1.8540 1.500 2.240 0.7400 Weta= 1.674 Kp= 2.90 1972 1.8599 1.432 2.247 0.8150 Weta= 1.744 Kp= 3.09 1973 1.7841 1.469 2.185 0.7160 Weta= 1.743 Kp= 3.60 1974 1.7869 1.482 2.194 0.7120 Weta= 1.723 Kp= 3.83 1975 1.8598 1.534 2.237 0.7030 Weta= 1.641 Kp= 3.26 1976 1.8667 1.549 2.235 0.6860 Weta= 1.627 Kp= 3.14 1977 1.8657 1.526 2.239 0.7130 Weta= 1.648 Kp= 2.99 1978 1.7694 1.448 2.176 0.7280 Weta= 1.772 Kp= 3.59 1979 1.8568 1.482 2.229 0.7470 Weta= 1.700 Kp= 3.32 1980 1.8458 1.449 2.225 0.7760 Weta= 1.739 Kp= 2.88 1981 1.7737 1.462 2.172 0.7100 Weta= 1.759 Kp= 3.52 1982 1.7616 1.406 2.166 0.7600 Weta= 1.827 Kp= 4.06 1983 1.7420 1.492 2.149 0.6570 Weta= 1.742 Kp= 3.74 1984 1.7399 1.388 2.152 0.7640 Weta= 1.858 Kp= 3.76 1985 1.8220 1.554 2.203 0.6490 Weta= 1.642 Kp= 3.24 1986 1.8218 1.458 2.186 0.7280 Weta= 1.754 Kp= 3.09 1987 1.7982 1.447 2.176 0.7290 Weta= 1.773 Kp= 2.85 1988 1.7888 1.461 2.176 0.7150 Weta= 1.758 Kp= 3.11 1989 1.7189 1.430 2.099 0.6690 Weta= 1.846 Kp= 3.82 1990 1.7000 1.368 2.086 0.7180 Weta= 1.929 Kp= 3.52 1991 1.6820 1.333 2.060 0.7270 Weta= 1.993 Kp= 4.13 1992 1.6779 1.288 2.046 0.7580 Weta= 2.064 Kp= 3.55 1993 1.7355 1.431 2.117 0.6860 Weta= 1.832 Kp= 3.39 1994 1.6701 1.390 2.018 0.6280 Weta= 1.953 Kp= 3.71 1995 1.7347 1.435 2.092 0.6570 Weta= 1.845 Kp= 3.10 1996 1.7334 1.413 2.079 0.6660 Weta= 1.880 Kp= 2.59 1997 1.7420 1.456 2.078 0.6220 Weta= 1.831 Kp= 2.42 1998 1.7014 1.274 2.044 0.7700 Weta= 2.085 Kp= 3.00 1999 1.6988 1.414 2.043 0.6290 Weta= 1.905 Kp= 3.08 2000 1.6908 1.419 2.033 0.6140 Weta= 1.906 Kp= 3.39 2001 1.6716 1.340 2.016 0.6760 Weta= 2.017 Kp= 3.13 2002 1.6742 1.430 2.018 0.5880 Weta= 1.905 Kp= 3.16 2003 1.5812 1.299 1.951 0.6520 Weta= 2.123 Kp= 4.00 2004 1.6586 1.330 2.004 0.6740 Weta= 2.039 Kp= 3.19 2005 1.6662 1.333 1.987 0.6540 Weta= 2.049 Kp= 3.20 2006 1.7034 1.460 1.992 0.5320 Weta= 1.890 Kp= 2.42 2007 1.6923 1.461 1.992 0.5310 Weta= 1.889 Kp= 2.21 2008 1.6886 1.346 1.982 0.6360 Weta= 2.036 Kp= 2.09 2009 1.7066 1.363 1.975 0.6120 Weta= 2.019 Kp= 1.14 2010 1.6790 1.419 1.956 0.5370 Weta= 1.966 Kp= 1.84 2011 1.6761 1.446 1.948 0.5020 Weta= 1.940 Kp= 2.22 2012 1.6093 1.341 1.933 0.5920 Weta= 2.082 Kp= 2.53 2013 1.6244 1.337 1.929 0.5920 Weta= 2.090 Kp= 2.24 2014 1.6346 1.339 1.921 0.5820 Weta= 2.094 Kp= 2.28 2015 1.5619 1.265 1.902 0.6370 Weta= 2.212 Kp= 2.93 2016 1.5628 1.286 1.895 0.6090 Weta= 2.188 Kp= 3.17 2017 1.5509 1.218 1.887 0.6690 Weta= 2.295 Kp= 3.01 2018 1.5457 1.169 1.880 0.7110 Weta= 2.379 Kp= 2.88 2019 1.5438 1.190 1.878 0.6880 Weta= 2.347 Kp= 2.54 2020 1.5574 1.353 1.875 0.5220 Weta= 2.115 Kp= 1.99