Table 3. Estimated stock numbers at age. | |||||
Year Age | 0 | 1 | 2 | 3 | 4 |
1988 | 506082871 | 85965410 | 16129607 | 563095 | 0 |
1989 | 535828433 | 51865568 | 1333936 | 226759 | 0 |
1990 | 592755838 | 54871866 | 880411 | 29675 | 0 |
1991 | 651584542 | 60628839 | 1279702 | 18807 | 0 |
1992 | 722213451 | 66446033 | 2516419 | 25600 | 0 |
1993 | 766353017 | 73522648 | 3856183 | 57843 | 0 |
1994 | 767817796 | 77671614 | 6769262 | 74846 | 0 |
1995 | 717546404 | 77765755 | 8232958 | 276910 | 0 |
1996 | 654777541 | 72761170 | 8755025 | 460465 | 0 |
1997 | 596281479 | 66476039 | 8879148 | 542154 | 0 |
1998 | 554113541 | 60580956 | 9040406 | 558004 | 0 |
1999 | 505193096 | 56260524 | 9440834 | 508449 | 6 |
2000 | 435687892 | 51228111 | 9778829 | 467640 | 77 |
2001 | 363436372 | 44273065 | 8691388 | 846559 | 0 |
2002 | 318212451 | 36965899 | 7569754 | 790040 | 0 |
2003 | 296566336 | 32365817 | 6373231 | 596401 | 0 |
2004 | 299423682 | 30130829 | 5714491 | 361461 | 0 |
2005 | 319490550 | 30356578 | 5494160 | 199762 | 0 |
2006 | 344067165 | 32326080 | 5787380 | 112584 | 0 |
2007 | 360237339 | 34761195 | 6338370 | 98969 | 0 |
2008 | 372344260 | 36389859 | 6865768 | 108891 | 0 |
2009 | 373439653 | 37625080 | 7346746 | 100098 | 0 |
2010 | 383057516 | 37781892 | 7580762 | 166082 | 0 |
2011 | 409192823 | 38756870 | 7908944 | 81353 | 275 |
2012 | 441457802 | 41317543 | 8767905 | 12585 | 1000 |
2013 | 446744472 | 44812408 | 8564707 | 185405 | 1 |
2014 | 436210338 | 45340121 | 9542441 | 174087 | 396 |
2015 | 417429710 | 44228749 | 9931169 | 184626 | 2441 |
2016 | 414150176 | 42398436 | 9191963 | 483984 | 567 |
2017 | 410876151 | 42163455 | 8085176 | 926628 | 8 |