1950 1.9854 1.653 2.294 0.6410 Weta= 1.490 Kp= 3.69 1951 1.9652 1.682 2.293 0.6110 Weta= 1.466 Kp= 4.05 1952 1.9839 1.688 2.285 0.5970 Weta= 1.465 Kp= 3.97 1953 2.0390 1.704 2.341 0.6370 Weta= 1.419 Kp= 3.45 1954 2.0448 1.594 2.340 0.7460 Weta= 1.518 Kp= 2.87 1955 2.0505 1.772 2.339 0.5670 Weta= 1.365 Kp= 2.90 1956 1.9859 1.537 2.287 0.7500 Weta= 1.604 Kp= 3.70 1957 1.9600 1.668 2.280 0.6120 Weta= 1.485 Kp= 3.88 1958 1.9675 1.603 2.278 0.6750 Weta= 1.545 Kp= 3.80 1959 1.9620 1.628 2.283 0.6550 Weta= 1.519 Kp= 3.98 1960 1.9757 1.649 2.282 0.6330 Weta= 1.501 Kp= 4.15 1961 2.0443 1.759 2.335 0.5760 Weta= 1.378 Kp= 3.31 1962 2.0285 1.583 2.333 0.7500 Weta= 1.532 Kp= 3.05 1963 2.0402 1.636 2.339 0.7030 Weta= 1.480 Kp= 3.09 1964 2.0364 1.679 2.332 0.6530 Weta= 1.446 Kp= 2.70 1965 2.0718 1.802 2.355 0.5530 Weta= 1.333 Kp= 2.28 1966 2.0277 1.667 2.335 0.6680 Weta= 1.455 Kp= 2.75 1967 2.0316 1.746 2.331 0.5850 Weta= 1.390 Kp= 3.00 1968 2.0252 1.600 2.331 0.7310 Weta= 1.517 Kp= 3.21 1969 2.0217 1.600 2.336 0.7360 Weta= 1.514 Kp= 2.92 1970 2.0421 1.719 2.335 0.6160 Weta= 1.410 Kp= 3.00 1971 2.0391 1.598 2.330 0.7320 Weta= 1.520 Kp= 2.90 1972 2.0211 1.612 2.325 0.7130 Weta= 1.510 Kp= 3.09 1973 1.9728 1.565 2.272 0.7070 Weta= 1.585 Kp= 3.60 1974 1.9620 1.632 2.263 0.6310 Weta= 1.528 Kp= 3.83 1975 2.0243 1.721 2.321 0.6000 Weta= 1.417 Kp= 3.26 1976 2.0234 1.646 2.320 0.6740 Weta= 1.482 Kp= 3.14 1977 2.0038 1.666 2.308 0.6420 Weta= 1.471 Kp= 2.99 1978 1.9358 1.582 2.243 0.6610 Weta= 1.586 Kp= 3.59 1979 1.9958 1.636 2.297 0.6610 Weta= 1.504 Kp= 3.32 1980 1.9962 1.684 2.290 0.6060 Weta= 1.466 Kp= 2.88 1981 1.9212 1.536 2.217 0.6810 Weta= 1.648 Kp= 3.52 1982 1.9033 1.550 2.208 0.6580 Weta= 1.639 Kp= 4.06 1983 1.9023 1.509 2.198 0.6890 Weta= 1.687 Kp= 3.74 1984 1.8828 1.488 2.188 0.7000 Weta= 1.716 Kp= 3.76 1985 1.9473 1.560 2.250 0.6900 Weta= 1.603 Kp= 3.24 1986 1.9534 1.676 2.244 0.5680 Weta= 1.500 Kp= 3.09 1987 1.9317 1.609 2.237 0.6280 Weta= 1.564 Kp= 2.85 1988 1.9388 1.604 2.230 0.6260 Weta= 1.573 Kp= 3.11 1989 1.8339 1.497 2.146 0.6490 Weta= 1.734 Kp= 3.82 1990 1.8224 1.514 2.148 0.6340 Weta= 1.715 Kp= 3.52 1991 1.8246 1.376 2.130 0.7540 Weta= 1.881 Kp= 4.13 1992 1.8223 1.484 2.122 0.6380 Weta= 1.764 Kp= 3.55 1993 1.8960 1.619 2.199 0.5800 Weta= 1.579 Kp= 3.39 1994 1.8040 1.524 2.106 0.5820 Weta= 1.732 Kp= 3.71 1995 1.8983 1.573 2.185 0.6120 Weta= 1.631 Kp= 3.10 1996 1.8855 1.541 2.175 0.6340 Weta= 1.669 Kp= 2.59 1997 1.9294 1.687 2.200 0.5130 Weta= 1.517 Kp= 2.42 1998 1.8675 1.516 2.155 0.6390 Weta= 1.708 Kp= 3.00 1999 1.8597 1.627 2.144 0.5170 Weta= 1.606 Kp= 3.08 2000 1.8473 1.551 2.133 0.5820 Weta= 1.687 Kp= 3.39 2001 1.8435 1.488 2.125 0.6370 Weta= 1.757 Kp= 3.13 2002 1.8262 1.545 2.110 0.5650 Weta= 1.708 Kp= 3.16 2003 1.7307 1.284 2.010 0.7260 Weta= 2.087 Kp= 4.00 2004 1.8079 1.509 2.087 0.5780 Weta= 1.761 Kp= 3.19 2005 1.7895 1.467 2.074 0.6070 Weta= 1.815 Kp= 3.20 2006 1.8411 1.640 2.103 0.4630 Weta= 1.621 Kp= 2.42 2007 1.8216 1.516 2.087 0.5710 Weta= 1.754 Kp= 2.21 2008 1.8075 1.493 2.073 0.5800 Weta= 1.788 Kp= 2.09 2009 1.8443 1.648 2.099 0.4510 Weta= 1.617 Kp= 1.14 2010 1.7945 1.471 2.046 0.5750 Weta= 1.831 Kp= 1.84 2011 1.7743 1.575 2.030 0.4550 Weta= 1.734 Kp= 2.22 2012 1.7153 1.386 1.980 0.5940 Weta= 1.978 Kp= 2.53 2013 1.7716 1.412 2.003 0.5910 Weta= 1.930 Kp= 2.24 2014 1.7394 1.417 1.992 0.5750 Weta= 1.932 Kp= 2.28 2015 1.6880 1.416 1.948 0.5320 Weta= 1.967 Kp= 2.93 2016 1.6818 1.425 1.941 0.5160 Weta= 1.962 Kp= 3.17 2017 1.6752 1.403 1.930 0.5270 Weta= 1.997 Kp= 3.01 2018 1.6455 1.371 1.921 0.5500 Weta= 2.044 Kp= 2.88 2019 1.6417 1.372 1.916 0.5440 Weta= 2.046 Kp= 2.54 2020 1.6681 1.480 1.932 0.4520 Weta= 1.907 Kp= 1.99