(단위 = 천섬)
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미 곡 수 도 통일벼
계 통일 일반 식부율(%)
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1980 24,655 24,511 12,034 12,477 49.5
1981 35,160 34,997 9,746 25,251 26.5
1982 35,938 35,770 13,134 22,636 32.9
1983 37,529 37,414 14,049 23,365 34.3
1984 39,457 39,384 12,794 26,590 30.0
1985 39,071 39,019 12,007 27,012 27.8
1986 38,936 38,897 8,929 29,968 22.1
1987 38,145 38,100 7,830 30,270 19.6
1988 42,038 41,995 8,370 33,625 17.9
1989 40,958 40,921 6,468 34,453 14.5