Table 1. Estimated recruitment (age 3), total stock biomass (TBS), spawning stock biomass (SSB), and average fishing mortality for ages 4 to 7 (F47). | ||||||||||||
Year | Recruits | Low | High | TSB | Low | High | SSB | Low | High | F47 | Low | High |
1967 | 58637 | 41607 | 82638 | 368241 | 305594 | 443730 | 142658 | 113886 | 178699 | 0.351 | 0.272 | 0.454 |
1968 | 52270 | 38161 | 71596 | 515076 | 430706 | 615973 | 201028 | 162169 | 249200 | 0.282 | 0.221 | 0.359 |
1969 | 56531 | 42010 | 76073 | 641064 | 539873 | 761223 | 271083 | 221235 | 332164 | 0.317 | 0.254 | 0.397 |
1970 | 50676 | 37903 | 67753 | 822326 | 698359 | 968299 | 344150 | 284279 | 416631 | 0.344 | 0.278 | 0.426 |
1971 | 118842 | 89123 | 158472 | 960147 | 821924 | 1121614 | 455924 | 379208 | 548160 | 0.371 | 0.302 | 0.455 |
1972 | 106685 | 79825 | 142583 | 893973 | 770747 | 1036900 | 491130 | 410455 | 587662 | 0.402 | 0.330 | 0.490 |
1973 | 107748 | 81044 | 143251 | 857103 | 742027 | 990025 | 536686 | 448471 | 642253 | 0.427 | 0.353 | 0.517 |
1974 | 49930 | 37563 | 66369 | 908606 | 789299 | 1045947 | 609360 | 510934 | 726747 | 0.504 | 0.421 | 0.605 |
1975 | 36189 | 27233 | 48090 | 854038 | 741694 | 983398 | 561448 | 469015 | 672098 | 0.551 | 0.461 | 0.659 |
1976 | 29800 | 22460 | 39540 | 779267 | 671666 | 904105 | 442533 | 365845 | 535296 | 0.624 | 0.524 | 0.743 |
1977 | 35399 | 26608 | 47093 | 600984 | 518034 | 697216 | 352558 | 290461 | 427930 | 0.622 | 0.517 | 0.748 |
1978 | 57698 | 43396 | 76714 | 504378 | 433205 | 587243 | 314839 | 258413 | 383585 | 0.483 | 0.400 | 0.583 |
1979 | 35441 | 26725 | 46999 | 470616 | 407341 | 543719 | 292784 | 243837 | 351556 | 0.450 | 0.373 | 0.544 |
1980 | 26418 | 19968 | 34952 | 431210 | 375163 | 495630 | 274860 | 231024 | 327014 | 0.473 | 0.394 | 0.568 |
1981 | 26059 | 19656 | 34549 | 473519 | 412592 | 543442 | 264632 | 223483 | 313358 | 0.466 | 0.388 | 0.559 |
1982 | 23963 | 18116 | 31698 | 491676 | 427906 | 564949 | 226906 | 194185 | 265141 | 0.537 | 0.453 | 0.637 |
1983 | 54779 | 41220 | 72800 | 471145 | 411048 | 540029 | 218283 | 187476 | 254153 | 0.664 | 0.561 | 0.786 |
1984 | 31111 | 23394 | 41374 | 465852 | 403903 | 537301 | 187743 | 161643 | 218058 | 0.683 | 0.580 | 0.805 |
1985 | 30146 | 22767 | 39917 | 468463 | 400687 | 547702 | 167370 | 144487 | 193877 | 0.716 | 0.609 | 0.842 |
1986 | 32590 | 24532 | 43294 | 443294 | 381001 | 515771 | 156457 | 135576 | 180554 | 0.772 | 0.655 | 0.910 |
1987 | 36175 | 27181 | 48146 | 368811 | 320884 | 423895 | 163052 | 141245 | 188226 | 0.719 | 0.611 | 0.847 |
1988 | 59588 | 44359 | 80046 | 319804 | 279523 | 365889 | 151555 | 130261 | 176331 | 0.720 | 0.611 | 0.849 |
1989 | 28457 | 21475 | 37710 | 273268 | 238581 | 312999 | 126857 | 108948 | 147709 | 0.693 | 0.587 | 0.819 |
1990 | 26216 | 19809 | 34697 | 275766 | 239349 | 317724 | 118208 | 101126 | 138175 | 0.657 | 0.556 | 0.777 |
1991 | 18813 | 14233 | 24868 | 286378 | 247429 | 331457 | 112542 | 96639 | 131062 | 0.634 | 0.536 | 0.750 |
1992 | 24155 | 18305 | 31875 | 288251 | 250104 | 332216 | 113907 | 98699 | 131459 | 0.617 | 0.520 | 0.733 |
1993 | 31749 | 24169 | 41706 | 319396 | 275916 | 369727 | 118878 | 103056 | 137127 | 0.656 | 0.553 | 0.777 |
1994 | 28454 | 21694 | 37321 | 318998 | 275753 | 369024 | 123018 | 106470 | 142138 | 0.573 | 0.482 | 0.681 |
1995 | 42282 | 32270 | 55400 | 398969 | 341753 | 465764 | 139907 | 121137 | 161586 | 0.595 | 0.500 | 0.710 |
1996 | 33774 | 25736 | 44322 | 383936 | 330191 | 446429 | 147302 | 127741 | 169859 | 0.524 | 0.438 | 0.628 |
1997 | 83343 | 63505 | 109379 | 395082 | 341311 | 457324 | 177547 | 152189 | 207131 | 0.445 | 0.370 | 0.537 |
1998 | 47277 | 36050 | 62000 | 354970 | 308532 | 408398 | 178119 | 152919 | 207472 | 0.452 | 0.376 | 0.543 |
1999 | 68638 | 52205 | 90245 | 350671 | 305377 | 402683 | 189156 | 161579 | 221440 | 0.493 | 0.408 | 0.597 |
2000 | 31289 | 23635 | 41421 | 375283 | 324957 | 433403 | 188316 | 160315 | 221208 | 0.410 | 0.337 | 0.498 |
2001 | 65037 | 49089 | 86165 | 409359 | 353398 | 474180 | 202271 | 171375 | 238737 | 0.373 | 0.305 | 0.456 |
2002 | 43400 | 33129 | 56857 | 475726 | 409548 | 552598 | 228421 | 193422 | 269753 | 0.389 | 0.321 | 0.472 |
2003 | 79408 | 60560 | 104122 | 475740 | 410221 | 551724 | 230349 | 194586 | 272684 | 0.400 | 0.329 | 0.486 |
2004 | 83304 | 63206 | 109792 | 404523 | 349702 | 467938 | 216305 | 182700 | 256090 | 0.359 | 0.293 | 0.438 |
2005 | 68245 | 52034 | 89506 | 463629 | 401707 | 535095 | 252339 | 213982 | 297572 | 0.383 | 0.315 | 0.467 |
2006 | 45240 | 34102 | 60016 | 471580 | 409643 | 542881 | 265707 | 224387 | 314636 | 0.398 | 0.328 | 0.483 |
2007 | 70099 | 53583 | 91706 | 437806 | 378709 | 506126 | 264741 | 221665 | 316188 | 0.366 | 0.302 | 0.445 |
2008 | 35262 | 26880 | 46259 | 449645 | 388567 | 520322 | 296429 | 249156 | 352673 | 0.442 | 0.366 | 0.534 |
2009 | 43743 | 33281 | 57494 | 372369 | 321123 | 431794 | 243688 | 204381 | 290555 | 0.454 | 0.374 | 0.552 |
2010 | 27471 | 20837 | 36216 | 428358 | 365245 | 502377 | 254285 | 210675 | 306923 | 0.415 | 0.338 | 0.508 |
2011 | 26600 | 19961 | 35448 | 364207 | 306603 | 432635 | 214994 | 176156 | 262395 | 0.403 | 0.322 | 0.504 |
2012 | 54105 | 39425 | 74250 | 361171 | 294908 | 442322 | 200228 | 161425 | 248359 | 0.342 | 0.262 | 0.447 |
2013 | 31884 | 21818 | 46594 | 369878 | 287272 | 476237 | 204314 | 159902 | 261061 | 0.297 | 0.212 | 0.417 |
2014 | 68318 | 42593 | 109581 | 402035 | 288799 | 559671 | 253011 | 185295 | 345475 | 0.263 | 0.172 | 0.403 |