YEAR WO WOse NH NHse SH SHse 1955.500 -3.201 1.700 -1.439 0.937 -1.762 0.771 1956.500 -2.608 0.719 -1.843 0.385 -0.765 0.533 1957.500 -4.613 0.396 -2.242 0.186 -2.371 0.278 1958.500 -1.533 0.687 -0.190 0.163 -1.343 0.676 1959.500 -2.189 0.863 -0.554 0.545 -1.636 0.419 1960.500 -1.442 0.499 0.295 0.695 -1.737 0.586 1961.500 -2.115 0.421 -1.282 0.602 -0.833 0.282 1962.500 -1.075 0.947 -0.468 0.581 -0.607 0.471 1963.500 -2.272 0.650 -1.911 0.385 -0.361 0.744 1964.500 -3.121 0.922 -1.232 0.376 -1.890 0.705 1965.500 -3.060 0.307 -1.157 0.371 -1.903 0.331 1966.500 -3.944 0.456 -1.383 0.497 -2.560 0.262 1967.500 -4.361 0.372 -2.207 0.107 -2.154 0.476 1968.500 -5.728 0.858 -3.395 0.290 -2.333 0.908 1969.500 -4.481 0.533 -4.010 0.359 -0.471 0.472 1970.500 -5.298 0.862 -2.745 0.636 -2.553 0.333 1971.500 -3.767 0.510 -2.656 0.367 -1.111 0.354 1972.500 -5.239 1.154 -4.314 0.450 -0.925 0.799 1973.500 -3.519 1.256 -1.925 0.959 -1.594 0.655 1974.500 -2.775 0.729 -2.323 0.146 -0.452 0.866 1975.500 -1.551 0.467 -1.196 0.346 -0.355 0.246 1976.500 -2.603 0.616 -2.566 0.821 -0.037 1.084 1977.500 0.032 0.717 -0.147 0.255 0.179 0.701 1978.500 0.052 0.432 0.133 0.549 -0.081 0.629 1979.500 -0.960 0.500 -1.177 0.331 0.217 0.310 1980.500 1.091 0.422 0.610 0.445 0.480 0.700 1981.500 0.122 0.549 0.572 0.311 -0.450 0.465 1982.500 -2.306 0.916 -2.279 0.316 -0.027 0.873 1983.500 -2.763 1.871 -0.332 0.569 -2.431 1.694 1984.500 -0.459 1.262 0.135 0.453 -0.594 1.031 1985.500 0.110 1.227 -0.119 0.459 0.229 0.983 1986.500 -1.037 1.109 -1.143 0.261 0.106 1.007 1987.500 -0.893 0.531 -0.596 0.212 -0.297 0.428 1988.500 1.088 0.422 0.210 0.417 0.878 0.334 1989.500 0.903 0.521 0.125 0.232 0.778 0.333 1990.500 0.177 0.906 -0.418 0.301 0.596 0.696 1991.500 2.646 0.281 0.993 0.326 1.652 0.342 1992.500 0.572 0.358 1.651 0.226 -1.079 0.375 1993.500 0.684 0.439 1.100 0.294 -0.416 0.437 1994.500 1.510 0.746 0.734 0.307 0.776 0.518 1995.500 2.264 0.649 0.942 0.308 1.322 0.706 1996.500 4.544 1.065 3.002 0.347 1.542 0.745 1997.500 3.245 0.539 0.834 0.472 2.411 0.657 1998.500 4.304 0.557 3.061 0.693 1.243 0.447 1999.500 5.943 0.269 4.336 0.257 1.607 0.096 2000.500 5.672 0.532 3.857 0.232 1.815 0.565 2001.500 4.117 1.115 4.045 0.561 0.071 0.680 2002.500 6.789 0.523 4.129 0.235 2.660 0.433 2003.500 9.952 0.622 5.656 0.262 4.295 0.479 2004.500 10.240 0.283 6.286 0.159 3.955 0.429 2005.500 8.412 0.317 5.218 0.113 3.194 0.350 2006.500 10.430 0.199 5.892 0.261 4.538 0.355 2007.500 9.478 0.233 5.661 0.226 3.818 0.232 2008.500 10.052 0.464 6.072 0.326 3.980 0.162 2009.500 10.126 0.357 5.463 0.235 4.663 0.449 2010.500 10.367 0.366 5.402 0.111 4.965 0.474 2011.500 10.869 0.445 4.726 0.209 6.144 0.280 2012.500 10.941 0.361 5.024 0.173 5.917 0.260 2013.500 12.601 0.602 6.217 0.100 6.384 0.625 2014.500 13.261 0.478 5.207 0.346 8.053 0.307 2015.500 15.122 0.264 5.587 0.284 9.534 0.219 2016.500 13.972 0.570 6.930 0.334 7.043 0.813 2017.500 15.878 0.352 7.852 0.175 8.026 0.439 2018.500 16.722 0.549 7.332 0.399 9.389 0.376 2019.500 17.726 0.228 8.188 0.230 9.537 0.306 2020.500 17.524 0.682 8.314 0.167 9.210 0.569 2021.500 18.735 0.367 8.833 0.348 9.902 0.290 2022.500 19.687 0.320 9.055 0.180 10.632 0.274 2023.500 20.637 0.496 9.009 0.269 11.628 0.398