1950 1.5390 1.202 1.757 0.5550 Weta= 2.409 Kp= 3.69 1951 1.5430 1.250 1.759 0.5090 Weta= 2.336 Kp= 4.05 1952 1.5430 1.302 1.763 0.4610 Weta= 2.259 Kp= 3.97 1953 1.6240 1.376 1.835 0.4590 Weta= 2.098 Kp= 3.45 1954 1.6440 1.386 1.845 0.4590 Weta= 2.078 Kp= 2.87 1955 1.6370 1.395 1.842 0.4470 Weta= 2.069 Kp= 2.90 1956 1.5470 1.192 1.777 0.5850 Weta= 2.406 Kp= 3.70 1957 1.5550 1.325 1.782 0.4570 Weta= 2.210 Kp= 3.88 1958 1.5650 1.348 1.795 0.4470 Weta= 2.169 Kp= 3.80 1959 1.5660 1.295 1.793 0.4980 Weta= 2.241 Kp= 3.98 1960 1.5800 1.349 1.798 0.4490 Weta= 2.165 Kp= 4.15 1961 1.6820 1.421 1.879 0.4580 Weta= 2.007 Kp= 3.31 1962 1.6780 1.391 1.885 0.4940 Weta= 2.038 Kp= 3.05 1963 1.7030 1.435 1.891 0.4560 Weta= 1.982 Kp= 3.09 1964 1.6960 1.424 1.898 0.4740 Weta= 1.989 Kp= 2.70 1965 1.7560 1.413 1.990 0.5770 Weta= 1.930 Kp= 2.28 1966 1.7020 1.455 1.917 0.4620 Weta= 1.938 Kp= 2.75 1967 1.7210 1.467 1.929 0.4620 Weta= 1.915 Kp= 3.00 1968 1.7110 1.284 1.942 0.6580 Weta= 2.129 Kp= 3.21 1969 1.7440 1.493 1.969 0.4760 Weta= 1.857 Kp= 2.92 1970 1.7400 1.415 1.971 0.5560 Weta= 1.942 Kp= 3.00 1971 1.7530 1.386 2.004 0.6180 Weta= 1.951 Kp= 2.90 1972 1.7560 1.485 2.023 0.5380 Weta= 1.825 Kp= 3.09 1973 1.7010 1.458 1.906 0.4480 Weta= 1.943 Kp= 3.60 1974 1.6920 1.365 1.909 0.5440 Weta= 2.050 Kp= 3.83 1975 1.7930 1.469 2.074 0.6050 Weta= 1.806 Kp= 3.26 1976 1.8230 1.469 2.075 0.6060 Weta= 1.806 Kp= 3.14 1977 1.8340 1.493 2.100 0.6070 Weta= 1.763 Kp= 2.99 1978 1.7370 1.441 1.977 0.5360 Weta= 1.908 Kp= 3.59 1979 1.8400 1.473 2.112 0.6390 Weta= 1.776 Kp= 3.32 1980 1.8620 1.607 2.123 0.5160 Weta= 1.635 Kp= 2.88 1981 1.7640 1.443 2.045 0.6020 Weta= 1.855 Kp= 3.52 1982 1.7940 1.550 2.060 0.5100 Weta= 1.732 Kp= 4.06 1983 1.7920 1.436 2.074 0.6380 Weta= 1.843 Kp= 3.74 1984 1.8030 1.485 2.075 0.5900 Weta= 1.789 Kp= 3.76 1985 1.8830 1.546 2.178 0.6320 Weta= 1.658 Kp= 3.24 1986 1.9040 1.612 2.178 0.5660 Weta= 1.595 Kp= 3.09 1987 1.8930 1.559 2.185 0.6260 Weta= 1.641 Kp= 2.85 1988 1.9180 1.634 2.193 0.5590 Weta= 1.566 Kp= 3.11 1989 1.8550 1.530 2.127 0.5970 Weta= 1.707 Kp= 3.82 1990 1.8730 1.508 2.137 0.6290 Weta= 1.723 Kp= 3.52 1991 1.8660 1.399 2.154 0.7550 Weta= 1.830 Kp= 4.13 1992 1.8780 1.547 2.163 0.6160 Weta= 1.666 Kp= 3.55 1993 1.9620 1.659 2.231 0.5720 Weta= 1.520 Kp= 3.39 1994 1.8950 1.552 2.171 0.6190 Weta= 1.656 Kp= 3.71 1995 1.9980 1.652 2.252 0.6000 Weta= 1.514 Kp= 3.10 1996 2.0080 1.668 2.259 0.5910 Weta= 1.496 Kp= 2.59 1997 2.0630 1.742 2.319 0.5770 Weta= 1.400 Kp= 2.42 1998 2.0340 1.677 2.287 0.6100 Weta= 1.472 Kp= 3.00 1999 2.0620 1.651 2.297 0.6460 Weta= 1.488 Kp= 3.08 2000 2.0670 1.636 2.304 0.6680 Weta= 1.498 Kp= 3.39 2001 2.0570 1.695 2.323 0.6280 Weta= 1.436 Kp= 3.13 2002 2.0720 1.818 2.334 0.5160 Weta= 1.332 Kp= 3.16 2003 2.0150 1.653 2.272 0.6190 Weta= 1.501 Kp= 4.00 2004 2.0990 1.754 2.369 0.6150 Weta= 1.363 Kp= 3.19 2005 2.1200 1.696 2.376 0.6800 Weta= 1.406 Kp= 3.20 2006 2.1720 1.799 2.485 0.6860 Weta= 1.268 Kp= 2.42 2007 2.2060 1.700 2.499 0.7990 Weta= 1.339 Kp= 2.21 2008 2.2300 1.782 2.550 0.7680 Weta= 1.249 Kp= 2.09 2009 2.3060 1.826 2.662 0.8360 Weta= 1.165 Kp= 1.14 2010 2.2740 1.821 2.618 0.7970 Weta= 1.189 Kp= 1.84 2011 2.3030 1.838 2.634 0.7960 Weta= 1.169 Kp= 2.22 2012 2.2790 1.914 2.609 0.6950 Weta= 1.128 Kp= 2.53 2013 2.3740 2.046 2.701 0.6550 Weta= 1.004 Kp= 2.24 2014 2.3680 1.877 2.725 0.8480 Weta= 1.102 Kp= 2.28 2015 2.3640 1.991 2.697 0.7060 Weta= 1.039 Kp= 2.93 2016 2.3740 1.961 2.710 0.7490 Weta= 1.053 Kp= 3.17 2017 2.3950 2.022 2.746 0.7240 Weta= 1.000 Kp= 3.01 2018 2.4210 2.021 2.755 0.7340 Weta= 0.997 Kp= 2.88 2019 2.4410 2.017 2.786 0.7690 Weta= 0.986 Kp= 2.54 2020 2.4610 2.038 2.848 0.8100 Weta= 0.949 Kp= 1.99