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 | 11050.00 |
7 | 2019 | 10700.00 |
8 | 2018 | 10410.00 |
9 | 2017 | 10229.00 |
10 | 2016 | 10043.00 |
11 | 2015 | 9788.00 |
12 | 2014 | 9775.00 |
13 | 2013 | 9510.00 |
14 | 2012 | 9276.00 |
15 | 2011 | 9007.00 |
16 | 2010 | 8979.00 |
17 | 2009 | 9310.00 |
18 | 2008 | 9401.00 |
19 | 2007 | 9021.00 |
20 | 2006 | 8911.00 |
21 | 2005 | 9068.00 |
22 | 2004 | 9389.00 |
23 | 2003 | 9284.00 |
24 | 2002 | 9302.00 |
25 | 2001 | 9372.00 |
26 | 2000 | 9488.00 |
27 | 1999 | 9558.00 |
28 | 1998 | 10520.00 |
29 | 1997 | 10250.00 |
30 | 1996 | 11100.00 |
31 | 1995 | 12513.00 |
32 | 1994 | 12083.00 |
33 | 1993 | 11298.00 |
34 | 1992 | 9928.00 |
35 | 1991 | 8593.00 |
36 | 1990 | 8563.00 |
37 | 1989 | 9003.00 |
38 | 1988 | 10879.00 |
39 | 1987 | 12357.00 |
40 | 1986 | 13115.00 |
41 | 1985 | 12320.00 |
42 | 1984 | 13137.00 |
43 | 1983 | 16460.00 |
44 | 1982 | 17150.00 |
45 | 1981 | 16480.00 |
46 | 1980 | 16680.00 |
47 | 1979 | 16200.00 |
48 | 1978 | 15534.00 |
49 | 1977 | 14200.00 |
50 | 1976 | 14100.00 |
51 | 1975 | 13179.00 |
52 | 1974 | 12313.00 |
53 | 1973 | 11743.00 |
54 | 1972 | 11372.00 |
55 | 1971 | 9970.00 |
56 | 1970 | 10297.00 |
57 | 1969 | 9978.00 |
58 | 1968 | 9755.00 |
59 | 1967 | 9537.00 |
60 | 1966 | 9092.00 |
61 | 1965 | 8529.00 |
62 | 1964 | 8117.00 |
63 | 1963 | 7408.00 |
64 | 1962 | 6697.00 |
65 | 1961 | 5988.00 |
66 | 1960 | 6078.00 |
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