| 年份 |
收获面积
(公顷) |
单产
(百克/公顷) |
产量
(公吨) |
| 1961 |
23,817,420 |
11,287 |
26,881,808 |
| 1962 |
23,820,875 |
11,385 |
27,119,148 |
| 1963 |
24,397,549 |
11,561 |
28,206,071 |
| 1964 |
25,679,626 |
11,324 |
29,078,547 |
| 1965 |
25,818,566 |
12,280 |
31,703,923 |
| 1966 |
26,532,856 |
13,723 |
36,411,918 |
| 1967 |
28,110,890 |
13,494 |
37,932,319 |
| 1968 |
28,872,972 |
14,345 |
41,419,481 |
| 1969 |
28,895,551 |
14,523 |
41,966,347 |
| 1970 |
29,523,981 |
14,800 |
43,695,887 |
| 1971 |
30,032,392 |
15,190 |
45,617,769 |
| 1972 |
31,723,140 |
14,896 |
47,256,207 |
| 1973 |
37,390,834 |
15,851 |
59,267,047 |
| 1974 |
37,390,378 |
14,078 |
52,638,829 |
| 1975 |
38,765,314 |
16,573 |
64,247,541 |
| 1976 |
37,168,329 |
15,443 |
57,398,226 |
| 1977 |
42,057,286 |
17,560 |
73,853,802 |
| 1978 |
46,393,117 |
16,263 |
75,448,966 |
| 1979 |
50,708,972 |
17,491 |
88,697,341 |
| 1980 |
50,647,397 |
16,001 |
81,038,568 |
| 1981 |
50,476,229 |
17,538 |
88,523,240 |
| 1982 |
52,381,843 |
17,586 |
92,119,734 |
| 1983 |
49,050,242 |
16,201 |
79,464,921 |
| 1984 |
52,939,000 |
17,142 |
90,750,575 |
| 1985 |
53,063,177 |
19,063 |
101,154,305 |
| 1986 |
51,896,053 |
18,199 |
94,443,320 |
| 1987 |
52,539,727 |
19,052 |
100,096,333 |
| 1988 |
54,858,050 |
17,047 |
93,518,038 |
| 1989 |
58,643,939 |
18,288 |
107,249,770 |
| 1990 |
57,178,062 |
18,967 |
108,449,310 |
| 1991 |
54,964,255 |
18,795 |
103,305,829 |
| 1992 |
56,155,232 |
20,380 |
114,445,782 |
| 1993 |
59,513,748 |
19,364 |
115,244,268 |
| 1994 |
62,482,871 |
21,840 |
136,461,572 |
| 1995 |
62,495,808 |
20,318 |
126,980,798 |
| 1996 |
61,081,657 |
21,317 |
130,206,383 |
| 1997 |
66,947,742 |
21,572 |
144,419,304 |
| 1998 |
70,979,129 |
22,556 |
160,100,088 |
| 1999 |
71,922,131 |
21,911 |
157,589,779 |
| 2000 |
74,243,322 |
21,711 |
161,187,059 |
| 2001 |
76,296,988 |
23,241 |
177,324,555 |
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