单位:千公顷
时间范围:1960 - 2025
数据来源:美国农业部
| 序号 | 时间(年) | 数据(千公顷) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | 31357.00 |
| 7 | 2019 | 29319.00 |
| 8 | 2018 | 29651.00 |
| 9 | 2017 | 30785.00 |
| 10 | 2016 | 30220.00 |
| 11 | 2015 | 31466.00 |
| 12 | 2014 | 30473.00 |
| 13 | 2013 | 30003.00 |
| 14 | 2012 | 29865.00 |
| 15 | 2011 | 29069.00 |
| 16 | 2010 | 28457.00 |
| 17 | 2009 | 27752.00 |
| 18 | 2008 | 28039.00 |
| 19 | 2007 | 27995.00 |
| 20 | 2006 | 26484.00 |
| 21 | 2005 | 26383.00 |
| 22 | 2004 | 26595.00 |
| 23 | 2003 | 25196.00 |
| 24 | 2002 | 26345.00 |
| 25 | 2001 | 25731.00 |
| 26 | 2000 | 27486.00 |
| 27 | 1999 | 27523.00 |
| 28 | 1998 | 26696.00 |
| 29 | 1997 | 25887.00 |
| 30 | 1996 | 25011.00 |
| 31 | 1995 | 25600.00 |
| 32 | 1994 | 25100.00 |
| 33 | 1993 | 24589.00 |
| 34 | 1992 | 23260.00 |
| 35 | 1991 | 24167.00 |
| 36 | 1990 | 23502.00 |
| 37 | 1989 | 24109.00 |
| 38 | 1988 | 23063.00 |
| 39 | 1987 | 23131.00 |
| 40 | 1986 | 22997.00 |
| 41 | 1985 | 23564.00 |
| 42 | 1984 | 24672.00 |
| 43 | 1983 | 23567.00 |
| 44 | 1982 | 22144.00 |
| 45 | 1981 | 22279.00 |
| 46 | 1980 | 22172.00 |
| 47 | 1979 | 22641.00 |
| 48 | 1978 | 21456.00 |
| 49 | 1977 | 20922.00 |
| 50 | 1976 | 20454.00 |
| 51 | 1975 | 18010.00 |
| 52 | 1974 | 18583.00 |
| 53 | 1973 | 19463.00 |
| 54 | 1972 | 19139.00 |
| 55 | 1971 | 18241.00 |
| 56 | 1970 | 16626.00 |
| 57 | 1969 | 15958.00 |
| 58 | 1968 | 14998.00 |
| 59 | 1967 | 12838.00 |
| 60 | 1966 | 12572.00 |
| 61 | 1965 | 13422.00 |
| 62 | 1964 | 13499.00 |
| 63 | 1963 | 13590.00 |
| 64 | 1962 | 13570.00 |
| 65 | 1961 | 12927.00 |
| 66 | 1960 | 13380.00 |
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