单位:千头
时间范围:1976 - 2025
数据来源:美国农业部
| 序号 | 时间(年) | 数据(千头) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | 460000.00 |
| 7 | 2019 | 544190.00 |
| 8 | 2018 | 693820.00 |
| 9 | 2017 | 702021.00 |
| 10 | 2016 | 685020.00 |
| 11 | 2015 | 708250.00 |
| 12 | 2014 | 735100.00 |
| 13 | 2013 | 715575.00 |
| 14 | 2012 | 697895.00 |
| 15 | 2011 | 663621.00 |
| 16 | 2010 | 666864.00 |
| 17 | 2009 | 645386.00 |
| 18 | 2008 | 610166.00 |
| 19 | 2007 | 565083.00 |
| 20 | 2006 | 612073.00 |
| 21 | 2005 | 603674.00 |
| 22 | 2004 | 572785.00 |
| 23 | 2003 | 557018.00 |
| 24 | 2002 | 541439.00 |
| 25 | 2001 | 532811.00 |
| 26 | 2000 | 518623.00 |
| 27 | 1999 | 519772.00 |
| 28 | 1998 | 502151.00 |
| 29 | 1997 | 464837.00 |
| 30 | 1996 | 412251.00 |
| 31 | 1995 | 475591.00 |
| 32 | 1994 | 421032.00 |
| 33 | 1993 | 378240.00 |
| 34 | 1992 | 351697.00 |
| 35 | 1991 | 328971.00 |
| 36 | 1990 | 309910.00 |
| 37 | 1989 | 290231.00 |
| 38 | 1988 | 275761.00 |
| 39 | 1987 | 261810.00 |
| 40 | 1986 | 257215.00 |
| 41 | 1985 | 239034.00 |
| 42 | 1984 | 220470.00 |
| 43 | 1983 | 206610.00 |
| 44 | 1982 | 200630.00 |
| 45 | 1981 | 194950.00 |
| 46 | 1980 | 198610.00 |
| 47 | 1979 | 187680.00 |
| 48 | 1978 | 161100.00 |
| 49 | 1977 | 167870.00 |
| 50 | 1976 | 166500.00 |
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