Table 3. Estimated stock numbers at age.
Year Age	0	1	2	3	4	5	6	7	8
1991	4962830	4057252	2216232	1884004	931174	565035	169020	50615	17153
1992	3542820	3615776	1983390	1290947	1040449	479947	275515	76939	28774
1993	3007858	2560217	1800373	1123195	703300	522369	225575	119161	42240
1994	4433197	2123571	1216719	1017116	581280	346666	236339	92792	60856
1995	4126002	3195052	986716	648674	534062	266919	154637	92995	55214
1996	4188597	2861531	1369001	515766	321406	246527	114618	59849	52030
1997	3485963	2965029	1280722	736695	257496	146237	103142	43172	38346
1998	4599047	2424016	1337280	689798	376967	119610	63213	38519	27588
1999	4884259	3241035	1074483	714867	353472	178975	51614	24695	22227
2000	2934393	3535808	1545184	588521	370573	171533	80242	20669	16573
2001	2824806	2087281	1725202	870052	303149	177679	75817	32069	13027
2002	2684805	2029020	995607	980771	472844	144994	80412	29659	16007
2003	2886691	1918557	999483	566481	535702	238861	67200	33658	16858
2004	1978866	2113000	955264	592594	315944	273855	114765	28899	19139
2005	1740813	1414435	1058912	580378	334411	163630	131951	49686	18378
2006	1351483	1269929	704475	631505	333582	170405	79439	55935	25937
2007	1442923	974986	644283	401264	340913	171854	78924	35154	30983
2008	1189820	1065277	490790	370699	216384	168979	82104	33427	25317
2009	1159275	867242	550832	279285	198590	108830	78137	35215	22718
2010	1590398	834746	436263	307121	154594	102533	52833	33629	23656
2011	1406745	1179662	437091	260575	177349	84080	53841	25318	25125
2012	1156866	1034328	658328	282287	160282	102666	46697	27817	24272
2013	1727236	840840	563178	444338	177226	94038	56601	24265	25326
2014	1243894	1306627	451290	369744	287652	102672	52854	29468	24641
2015	1008423	916307	748065	300134	234909	167202	58698	27824	27483
2016	1026523	735202	495378	492525	187544	137217	90785	30341	27277
2017	1040606	758833	394996	298324	304134	106116	74499	44827	27106
2018	949398	773104	418401	241418	169685	174318	56547	37288	33141