单位:千头
时间范围:1980 - 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 | 31000.00 |
| 7 | 2019 | 37000.00 |
| 8 | 2018 | 43610.00 |
| 9 | 2017 | 44950.00 |
| 10 | 2016 | 45100.00 |
| 11 | 2015 | 47000.00 |
| 12 | 2014 | 50000.00 |
| 13 | 2013 | 50432.00 |
| 14 | 2012 | 49280.00 |
| 15 | 2011 | 47500.00 |
| 16 | 2010 | 49100.00 |
| 17 | 2009 | 48788.00 |
| 18 | 2008 | 47416.00 |
| 19 | 2007 | 44206.00 |
| 20 | 2006 | 47000.00 |
| 21 | 2005 | 43000.00 |
| 22 | 2004 | 40250.00 |
| 23 | 2003 | 38000.00 |
| 24 | 2002 | 37250.00 |
| 25 | 2001 | 36500.00 |
| 26 | 2000 | 35500.00 |
| 27 | 1999 | 35000.00 |
| 28 | 1998 | 34000.00 |
| 29 | 1997 | 32500.00 |
| 30 | 1996 | 28000.00 |
| 31 | 1995 | 34500.00 |
| 32 | 1994 | 32000.00 |
| 33 | 1993 | 30000.00 |
| 34 | 1992 | 26267.00 |
| 35 | 1991 | 25214.00 |
| 36 | 1990 | 25426.00 |
| 37 | 1989 | 25192.00 |
| 38 | 1988 | 22000.00 |
| 39 | 1987 | 23980.00 |
| 40 | 1986 | 25473.00 |
| 41 | 1985 | 22120.00 |
| 42 | 1984 | 21666.00 |
| 43 | 1983 | 22562.00 |
| 44 | 1982 | 20616.00 |
| 45 | 1981 | 21620.00 |
| 46 | 1980 | 25948.00 |
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