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 | 239176.00 |
| 7 | 2019 | 236780.00 |
| 8 | 2018 | 233675.00 |
| 9 | 2017 | 232275.00 |
| 10 | 2016 | 233735.00 |
| 11 | 2015 | 235376.00 |
| 12 | 2014 | 233098.00 |
| 13 | 2013 | 232614.00 |
| 14 | 2012 | 231891.00 |
| 15 | 2011 | 232884.00 |
| 16 | 2010 | 231095.00 |
| 17 | 2009 | 226105.00 |
| 18 | 2008 | 222995.00 |
| 19 | 2007 | 222685.00 |
| 20 | 2006 | 220301.00 |
| 21 | 2005 | 216877.00 |
| 22 | 2004 | 211727.00 |
| 23 | 2003 | 206350.00 |
| 24 | 2002 | 199808.00 |
| 25 | 2001 | 191748.00 |
| 26 | 2000 | 184649.00 |
| 27 | 1999 | 180017.00 |
| 28 | 1998 | 179994.00 |
| 29 | 1997 | 181617.00 |
| 30 | 1996 | 183356.00 |
| 31 | 1995 | 183439.00 |
| 32 | 1994 | 182468.00 |
| 33 | 1993 | 181636.00 |
| 34 | 1992 | 181934.00 |
| 35 | 1991 | 181350.00 |
| 36 | 1990 | 179602.00 |
| 37 | 1989 | 178212.00 |
| 38 | 1988 | 176378.00 |
| 39 | 1987 | 158490.00 |
| 40 | 1986 | 155174.00 |
| 41 | 1985 | 156023.00 |
| 42 | 1984 | 151837.00 |
| 43 | 1983 | 149788.00 |
| 44 | 1982 | 145210.00 |
| 45 | 1981 | 141500.00 |
| 46 | 1980 | 137012.00 |
| 47 | 1979 | 125250.00 |
| 48 | 1978 | 101200.00 |
| 49 | 1977 | 91000.00 |
| 50 | 1976 | 92000.00 |
| 51 | 1975 | 91000.00 |
| 52 | 1974 | 92000.00 |
| 53 | 1973 | 86154.00 |
| 54 | 1972 | 85160.00 |
| 55 | 1971 | 81142.00 |
| 56 | 1970 | 78468.00 |
| 57 | 1969 | 75317.00 |
| 58 | 1968 | 72905.00 |
| 59 | 1967 | 70514.00 |
| 60 | 1966 | 68304.00 |
| 61 | 1965 | 66102.00 |
| 62 | 1964 | 63912.00 |
| 63 | 1963 | 61824.00 |
| 64 | 1962 | 59819.00 |
| 65 | 1961 | 57915.00 |
| 66 | 1960 | 55700.00 |
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