1950 3.9668 3.197 4.372 1.1750 Weta=-0.200 Kp= 3.69 1951 3.9781 3.271 4.375 1.1040 Weta=-0.222 Kp= 4.05 1952 3.9751 3.265 4.376 1.1110 Weta=-0.221 Kp= 3.97 1953 4.0392 3.244 4.447 1.2030 Weta=-0.228 Kp= 3.45 1954 4.0665 3.313 4.450 1.1370 Weta=-0.248 Kp= 2.87 1955 4.0565 3.169 4.451 1.2820 Weta=-0.207 Kp= 2.90 1956 3.9836 3.023 4.383 1.3600 Weta=-0.148 Kp= 3.70 1957 4.0144 3.157 4.387 1.2300 Weta=-0.191 Kp= 3.88 1958 3.9858 3.123 4.388 1.2650 Weta=-0.181 Kp= 3.80 1959 4.0056 3.170 4.391 1.2210 Weta=-0.196 Kp= 3.98 1960 3.9970 3.270 4.394 1.1240 Weta=-0.226 Kp= 4.15 1961 4.0639 3.107 4.466 1.3590 Weta=-0.191 Kp= 3.31 1962 4.0952 3.224 4.470 1.2460 Weta=-0.227 Kp= 3.05 1963 4.0710 3.349 4.473 1.1240 Weta=-0.263 Kp= 3.09 1964 4.0918 3.351 4.476 1.1250 Weta=-0.264 Kp= 2.70 1965 4.1198 3.360 4.512 1.1520 Weta=-0.273 Kp= 2.28 1966 4.0815 3.216 4.481 1.2650 Weta=-0.227 Kp= 2.75 1967 4.0856 3.379 4.485 1.1060 Weta=-0.273 Kp= 3.00 1968 4.1084 3.254 4.488 1.2340 Weta=-0.239 Kp= 3.21 1969 4.0919 3.335 4.491 1.1560 Weta=-0.262 Kp= 2.92 1970 4.0857 3.008 4.494 1.4860 Weta=-0.165 Kp= 3.00 1971 4.0827 3.345 4.498 1.1530 Weta=-0.266 Kp= 2.90 1972 4.1146 3.264 4.503 1.2390 Weta=-0.245 Kp= 3.09 1973 4.0465 3.294 4.439 1.1450 Weta=-0.241 Kp= 3.60 1974 4.0388 3.334 4.443 1.1090 Weta=-0.253 Kp= 3.83 1975 4.1113 3.391 4.512 1.1210 Weta=-0.281 Kp= 3.26 1976 4.1312 3.348 4.513 1.1650 Weta=-0.270 Kp= 3.14 1977 4.1110 3.425 4.512 1.0870 Weta=-0.290 Kp= 2.99 1978 4.0275 3.303 4.446 1.1430 Weta=-0.245 Kp= 3.59 1979 4.1136 3.279 4.513 1.2340 Weta=-0.251 Kp= 3.32 1980 4.1026 3.403 4.512 1.1090 Weta=-0.284 Kp= 2.88 1981 4.0539 3.300 4.443 1.1430 Weta=-0.243 Kp= 3.52 1982 4.0394 3.370 4.441 1.0710 Weta=-0.262 Kp= 4.06 1983 4.0505 3.077 4.438 1.3610 Weta=-0.176 Kp= 3.74 1984 4.0392 3.301 4.435 1.1340 Weta=-0.242 Kp= 3.76 1985 4.1209 3.131 4.499 1.3680 Weta=-0.204 Kp= 3.24 1986 4.1118 3.402 4.496 1.0940 Weta=-0.281 Kp= 3.09 1987 4.0999 3.380 4.493 1.1130 Weta=-0.275 Kp= 2.85 1988 4.0944 3.364 4.490 1.1260 Weta=-0.270 Kp= 3.11 1989 4.0279 3.159 4.420 1.2610 Weta=-0.198 Kp= 3.82 1990 4.0222 3.189 4.419 1.2300 Weta=-0.207 Kp= 3.52 1991 4.0003 3.127 4.417 1.2900 Weta=-0.187 Kp= 4.13 1992 4.0035 3.136 4.414 1.2780 Weta=-0.190 Kp= 3.55 1993 4.0852 3.270 4.481 1.2110 Weta=-0.242 Kp= 3.39 1994 4.0095 3.302 4.413 1.1110 Weta=-0.238 Kp= 3.71 1995 4.0902 3.425 4.478 1.0530 Weta=-0.284 Kp= 3.10 1996 4.0722 3.040 4.475 1.4350 Weta=-0.171 Kp= 2.59 1997 4.0993 3.168 4.506 1.3380 Weta=-0.217 Kp= 2.42 1998 4.0603 3.152 4.470 1.3180 Weta=-0.205 Kp= 3.00 1999 4.0459 3.213 4.467 1.2540 Weta=-0.223 Kp= 3.08 2000 4.0680 3.391 4.464 1.0730 Weta=-0.272 Kp= 3.39 2001 4.0511 3.329 4.464 1.1350 Weta=-0.256 Kp= 3.13 2002 4.0667 3.126 4.461 1.3350 Weta=-0.196 Kp= 3.16 2003 3.9958 3.301 4.391 1.0900 Weta=-0.234 Kp= 4.00 2004 4.0341 3.173 4.458 1.2850 Weta=-0.209 Kp= 3.19 2005 4.0391 3.215 4.458 1.2430 Weta=-0.222 Kp= 3.20 2006 4.0924 3.012 4.494 1.4820 Weta=-0.166 Kp= 2.42 2007 4.0862 3.396 4.496 1.1000 Weta=-0.280 Kp= 2.21 2008 4.0764 3.371 4.499 1.1280 Weta=-0.273 Kp= 2.09 2009 4.1163 3.283 4.534 1.2510 Weta=-0.256 Kp= 1.14 2010 4.1132 3.207 4.502 1.2950 Weta=-0.228 Kp= 1.84 2011 4.1004 3.165 4.503 1.3380 Weta=-0.216 Kp= 2.22 2012 4.0591 3.156 4.469 1.3130 Weta=-0.206 Kp= 2.53 2013 4.1039 3.360 4.505 1.1450 Weta=-0.272 Kp= 2.24 2014 4.0736 3.420 4.506 1.0860 Weta=-0.288 Kp= 2.28 2015 4.0425 3.331 4.474 1.1430 Weta=-0.258 Kp= 2.93 2016 4.0650 3.124 4.477 1.3530 Weta=-0.198 Kp= 3.17 2017 4.0752 3.330 4.479 1.1490 Weta=-0.259 Kp= 3.01 2018 4.0723 3.362 4.483 1.1210 Weta=-0.268 Kp= 2.88 2019 4.0566 3.348 4.485 1.1370 Weta=-0.265 Kp= 2.54 2020 4.1093 3.459 4.521 1.0620 Weta=-0.301 Kp= 1.99