| Table 2. Estimated fishing mortality at age. | ||||||
| Year Age | 1 | 2 | 3 | 4 | 5 | 6 | 
| 1963 | 0.082 | 0.439 | 0.502 | 0.457 | 0.450 | 0.449 | 
| 1964 | 0.092 | 0.475 | 0.555 | 0.501 | 0.491 | 0.488 | 
| 1965 | 0.111 | 0.535 | 0.625 | 0.550 | 0.529 | 0.518 | 
| 1966 | 0.115 | 0.544 | 0.629 | 0.542 | 0.523 | 0.516 | 
| 1967 | 0.126 | 0.581 | 0.672 | 0.580 | 0.569 | 0.561 | 
| 1968 | 0.139 | 0.621 | 0.714 | 0.617 | 0.604 | 0.587 | 
| 1969 | 0.125 | 0.577 | 0.655 | 0.569 | 0.564 | 0.550 | 
| 1970 | 0.149 | 0.637 | 0.702 | 0.593 | 0.577 | 0.552 | 
| 1971 | 0.197 | 0.759 | 0.808 | 0.675 | 0.648 | 0.611 | 
| 1972 | 0.236 | 0.844 | 0.875 | 0.729 | 0.702 | 0.663 | 
| 1973 | 0.240 | 0.835 | 0.839 | 0.695 | 0.664 | 0.620 | 
| 1974 | 0.232 | 0.800 | 0.781 | 0.646 | 0.625 | 0.587 | 
| 1975 | 0.271 | 0.878 | 0.848 | 0.698 | 0.675 | 0.627 | 
| 1976 | 0.319 | 0.969 | 0.922 | 0.738 | 0.713 | 0.656 | 
| 1977 | 0.292 | 0.905 | 0.858 | 0.679 | 0.672 | 0.625 | 
| 1978 | 0.335 | 0.993 | 0.976 | 0.776 | 0.768 | 0.704 | 
| 1979 | 0.295 | 0.894 | 0.896 | 0.702 | 0.680 | 0.620 | 
| 1980 | 0.335 | 0.974 | 1.000 | 0.785 | 0.741 | 0.673 | 
| 1981 | 0.327 | 0.963 | 1.011 | 0.796 | 0.733 | 0.668 | 
| 1982 | 0.370 | 1.063 | 1.151 | 0.920 | 0.839 | 0.762 | 
| 1983 | 0.354 | 1.039 | 1.132 | 0.916 | 0.825 | 0.747 | 
| 1984 | 0.318 | 0.965 | 1.049 | 0.865 | 0.779 | 0.707 | 
| 1985 | 0.292 | 0.918 | 0.997 | 0.838 | 0.750 | 0.681 | 
| 1986 | 0.310 | 0.967 | 1.071 | 0.925 | 0.822 | 0.742 | 
| 1987 | 0.289 | 0.935 | 1.047 | 0.920 | 0.814 | 0.734 | 
| 1988 | 0.291 | 0.949 | 1.078 | 0.948 | 0.830 | 0.742 | 
| 1989 | 0.299 | 0.971 | 1.106 | 0.987 | 0.867 | 0.773 | 
| 1990 | 0.264 | 0.897 | 1.013 | 0.906 | 0.790 | 0.700 | 
| 1991 | 0.248 | 0.867 | 0.999 | 0.918 | 0.816 | 0.719 | 
| 1992 | 0.229 | 0.829 | 0.970 | 0.905 | 0.802 | 0.695 | 
| 1993 | 0.243 | 0.872 | 1.048 | 0.966 | 0.850 | 0.725 | 
| 1994 | 0.225 | 0.836 | 1.035 | 0.935 | 0.817 | 0.688 | 
| 1995 | 0.194 | 0.767 | 0.970 | 0.859 | 0.747 | 0.620 | 
| 1996 | 0.185 | 0.758 | 1.007 | 0.903 | 0.813 | 0.672 | 
| 1997 | 0.183 | 0.758 | 1.055 | 0.975 | 0.890 | 0.720 | 
| 1998 | 0.226 | 0.881 | 1.273 | 1.199 | 1.092 | 0.858 | 
| 1999 | 0.220 | 0.871 | 1.300 | 1.242 | 1.146 | 0.885 | 
| 2000 | 0.216 | 0.864 | 1.298 | 1.254 | 1.152 | 0.867 | 
| 2001 | 0.144 | 0.651 | 0.960 | 0.928 | 0.846 | 0.626 | 
| 2002 | 0.191 | 0.788 | 1.180 | 1.133 | 1.015 | 0.728 | 
| 2003 | 0.117 | 0.559 | 0.827 | 0.775 | 0.677 | 0.473 | 
| 2004 | 0.135 | 0.612 | 0.909 | 0.833 | 0.726 | 0.491 | 
| 2005 | 0.145 | 0.641 | 0.952 | 0.860 | 0.769 | 0.507 | 
| 2006 | 0.129 | 0.586 | 0.852 | 0.756 | 0.695 | 0.449 | 
| 2007 | 0.113 | 0.531 | 0.789 | 0.700 | 0.647 | 0.405 | 
| 2008 | 0.105 | 0.501 | 0.764 | 0.675 | 0.642 | 0.398 | 
| 2009 | 0.103 | 0.492 | 0.769 | 0.686 | 0.655 | 0.392 | 
| 2010 | 0.085 | 0.427 | 0.675 | 0.606 | 0.577 | 0.337 | 
| 2011 | 0.060 | 0.333 | 0.527 | 0.483 | 0.467 | 0.272 | 
| 2012 | 0.052 | 0.299 | 0.474 | 0.433 | 0.412 | 0.233 | 
| 2013 | 0.050 | 0.291 | 0.468 | 0.422 | 0.391 | 0.214 | 
| 2014 | 0.052 | 0.295 | 0.483 | 0.430 | 0.392 | 0.207 | 
| 2015 | 0.051 | 0.294 | 0.484 | 0.435 | 0.402 | 0.211 | 
| 2016 | 0.051 | 0.291 | 0.483 | 0.427 | 0.386 | 0.195 | 
| 2017 | 0.059 | 0.325 | 0.548 | 0.482 | 0.426 | 0.210 | 
| 2018 | 0.085 | 0.418 | 0.719 | 0.625 | 0.551 | 0.266 | 
| 2019 | 0.078 | 0.393 | 0.679 | 0.595 | 0.529 | 0.252 | 
| 2020 | 0.079 | 0.396 | 0.683 | 0.599 | 0.532 | 0.254 |