单位:千头
时间范围:1988 - 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 | 480.00 |
7 | 2019 | 540.00 |
8 | 2018 | 610.00 |
9 | 2017 | 680.00 |
10 | 2016 | 700.00 |
11 | 2015 | 953.00 |
12 | 2014 | 803.00 |
13 | 2013 | 679.00 |
14 | 2012 | 617.00 |
15 | 2011 | 670.00 |
16 | 2010 | 761.00 |
17 | 2009 | 634.00 |
18 | 2008 | 675.00 |
19 | 2007 | 766.00 |
20 | 2006 | 676.00 |
21 | 2005 | 566.00 |
22 | 2004 | 855.00 |
23 | 2003 | 1149.00 |
24 | 2002 | 936.00 |
25 | 2001 | 882.00 |
26 | 2000 | 1163.00 |
27 | 1999 | 1408.00 |
28 | 1998 | 1553.00 |
29 | 1997 | 5234.00 |
30 | 1996 | 6040.00 |
31 | 1995 | 5361.00 |
32 | 1994 | 5694.00 |
33 | 1993 | 6164.00 |
34 | 1992 | 4847.00 |
35 | 1991 | 3686.00 |
36 | 1990 | 3316.00 |
37 | 1989 | 2759.00 |
38 | 1988 | 2745.00 |
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