单位:千头
时间范围:1960 - 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 | 19000.00 |
7 | 2019 | 18500.00 |
8 | 2018 | 17600.00 |
9 | 2017 | 17215.00 |
10 | 2016 | 16795.00 |
11 | 2015 | 16375.00 |
12 | 2014 | 16430.00 |
13 | 2013 | 16815.00 |
14 | 2012 | 16135.00 |
15 | 2011 | 15925.00 |
16 | 2010 | 15765.00 |
17 | 2009 | 15505.00 |
18 | 2008 | 15265.00 |
19 | 2007 | 14685.00 |
20 | 2006 | 14815.00 |
21 | 2005 | 14759.00 |
22 | 2004 | 14515.00 |
23 | 2003 | 13865.00 |
24 | 2002 | 13865.00 |
25 | 2001 | 13765.00 |
26 | 2000 | 13615.00 |
27 | 1999 | 13575.00 |
28 | 1998 | 13105.00 |
29 | 1997 | 12770.00 |
30 | 1996 | 12453.00 |
31 | 1995 | 13468.00 |
32 | 1994 | 12600.00 |
33 | 1993 | 11950.00 |
34 | 1992 | 11400.00 |
35 | 1991 | 11350.00 |
36 | 1990 | 11000.00 |
37 | 1989 | 12600.00 |
38 | 1988 | 13200.00 |
39 | 1987 | 13200.00 |
40 | 1986 | 12800.00 |
41 | 1985 | 12010.00 |
42 | 1984 | 13080.00 |
43 | 1983 | 16981.00 |
44 | 1982 | 13864.00 |
45 | 1981 | 11613.00 |
46 | 1980 | 12633.00 |
47 | 1979 | 11494.00 |
48 | 1978 | 10736.00 |
49 | 1977 | 9028.00 |
50 | 1976 | 10202.00 |
51 | 1975 | 8648.00 |
52 | 1974 | 10199.00 |
53 | 1973 | 9190.00 |
54 | 1972 | 8291.00 |
55 | 1971 | 5278.00 |
56 | 1970 | 4843.00 |
57 | 1969 | 4517.00 |
58 | 1968 | 4303.00 |
59 | 1967 | 4069.00 |
60 | 1966 | 3566.00 |
61 | 1965 | 3466.00 |
62 | 1964 | 2127.00 |
63 | 1963 | 3120.00 |
64 | 1962 | 2991.00 |
65 | 1961 | 2759.00 |
66 | 1960 | 2744.00 |
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