Table 2. Estimated stock numbers.

Year\Age 1 2 3 4 5 6+

199713754 6825 10904 1512 387 172
199811719 11170 2705 2711 384 107
19999804 7958 5633 620 551 103
20006836 6849 3532 1370 164 136
20013776 3586 2632 871 243 59
20026169 2354 1121 565 125 58
20032771 3997 927 293 112 27
20047403 2008 1974 316 104 64
20053505 3633 354 437 56 31
20065062 2260 1714 131 119 33
20072529 1763 531 469 45 70
2008869 450 340 118 99 24
20092347 247 83 93 39 19
20101679 1330 95 43 23 12
20111606 1024 528 54 18 9
20123252 709 237 203 30 12
20133320 1926 708 178 59 19
20142069 3476 1507 664 144 16
20153000 1067 2312 970 433 143