Table 3. Estimated stock numbers at age. | |||||
Year Age | 0 | 1 | 2 | 3 | 4 |
1997 | 159783799 | 26403446 | 8522042 | 1270491 | 63675 |
1998 | 194335061 | 27211086 | 8031814 | 2190365 | 117266 |
1999 | 362624766 | 33095533 | 8260741 | 2006273 | 186912 |
2000 | 364238703 | 61714906 | 9793532 | 1943979 | 169294 |
2001 | 333117249 | 62017202 | 18649526 | 2507532 | 210349 |
2002 | 219802643 | 56672161 | 18249586 | 4832956 | 331098 |
2003 | 220942092 | 37375891 | 16464052 | 4727431 | 706488 |
2004 | 180842942 | 37485325 | 9981072 | 3547903 | 503686 |
2005 | 212377510 | 30688413 | 10015735 | 2149020 | 415684 |
2006 | 285079392 | 35998960 | 7861764 | 1869698 | 202193 |
2007 | 446109559 | 48323097 | 9787284 | 1891386 | 296975 |
2008 | 459353395 | 75637936 | 13858019 | 2850769 | 472432 |
2009 | 397368215 | 77950735 | 22246380 | 4221674 | 824296 |
2010 | 226496877 | 67333272 | 21825676 | 5965667 | 1080179 |
2011 | 175860279 | 38388391 | 18711502 | 5339775 | 1301132 |
2012 | 210956851 | 29754162 | 9701626 | 3398276 | 826179 |
2013 | 374520214 | 35791147 | 8336958 | 2258256 | 724057 |
2014 | 434867116 | 63514648 | 10025123 | 2107247 | 571865 |
2015 | 317799436 | 73469521 | 16315941 | 2648200 | 663732 |
2016 | 305436141 | 53397894 | 15021716 | 2947757 | 504456 |
2017 | 298166147 | 51132439 | 9516772 | 2228434 | 448254 |