Table 2. Estimated stock numbers.

Year\Age 1 2 3 4 5 6+

199713421 5712 8517 1353 316 127
199811922 9824 2505 2554 362 105
199910625 7959 5250 643 545 100
20006114 7390 3336 1320 152 135
20014316 3646 2690 788 242 55
20027924 2963 1329 543 115 50
20031351 4280 904 274 108 27
20048216 1103 1454 232 79 45
20053015 3892 214 270 36 20
20063983 1815 1125 62 66 16
20071088 1717 446 246 21 31
2008429 287 191 61 40 9
20091287 152 42 31 10 6
2010988 566 41 11 5 3
20111097 512 143 10 3 2
20122131 442 84 35 4 2
20132554 951 151 39 12 3
2014908 1471 309 83 23 9
2015720 370 495 190 52 21
2016186 262 158 193 94 37
20171355 137 116 61 65 38
2018133 411 26 37 22 30
2019272 63 67 7 8 5
2020577 141 7 13 1 2
2021237 186 20 1 3 0
2022294 126 36 5 0 1