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 | 29550.00 |
7 | 2019 | 28352.00 |
8 | 2018 | 28052.00 |
9 | 2017 | 29105.00 |
10 | 2016 | 28813.00 |
11 | 2015 | 28983.00 |
12 | 2014 | 27197.00 |
13 | 2013 | 27136.00 |
14 | 2012 | 28337.00 |
15 | 2011 | 28645.00 |
16 | 2010 | 28613.00 |
17 | 2009 | 29410.00 |
18 | 2008 | 31274.00 |
19 | 2007 | 32032.00 |
20 | 2006 | 32351.00 |
21 | 2005 | 33020.00 |
22 | 2004 | 33242.00 |
23 | 2003 | 31421.00 |
24 | 2002 | 29695.00 |
25 | 2001 | 28205.00 |
26 | 2000 | 25968.00 |
27 | 1999 | 24715.00 |
28 | 1998 | 22542.00 |
29 | 1997 | 19911.00 |
30 | 1996 | 18668.00 |
31 | 1995 | 18614.00 |
32 | 1994 | 17898.00 |
33 | 1993 | 16567.00 |
34 | 1992 | 17028.00 |
35 | 1991 | 16480.00 |
36 | 1990 | 15972.00 |
37 | 1989 | 16527.00 |
38 | 1988 | 17103.00 |
39 | 1987 | 16606.00 |
40 | 1986 | 15225.00 |
41 | 1985 | 15350.00 |
42 | 1984 | 15800.00 |
43 | 1983 | 15000.00 |
44 | 1982 | 14000.00 |
45 | 1981 | 14000.00 |
46 | 1980 | 14550.00 |
47 | 1979 | 14050.00 |
48 | 1978 | 11799.00 |
49 | 1977 | 9800.00 |
50 | 1976 | 9575.00 |
51 | 1975 | 9100.00 |
52 | 1974 | 10450.00 |
53 | 1973 | 10800.00 |
54 | 1972 | 11060.00 |
55 | 1971 | 11300.00 |
56 | 1970 | 11596.00 |
57 | 1969 | 9418.00 |
58 | 1968 | 8859.00 |
59 | 1967 | 9599.00 |
60 | 1966 | 8649.00 |
61 | 1965 | 7433.00 |
62 | 1964 | 8504.00 |
63 | 1963 | 8025.00 |
64 | 1962 | 7578.00 |
65 | 1961 | 7734.00 |
66 | 1960 | 6763.00 |
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