|
| 年份 |
播种面积 |
总产量（万吨） |
单产产量 |
| 万亩 |
千公顷 |
千克/亩 |
千克/公顷 |
| 1949 |
2265.2
|
1510
|
198
|
87
|
1308
|
| 1950 |
2149.5
|
1433
|
221
|
103
|
1542
|
| 1951 |
1810.5
|
1207
|
195
|
107
|
1611
|
| 1952 |
1890.8
|
1261
|
257
|
136
|
2040
|
| 1953 |
1640.6
|
1094
|
179
|
109
|
1635
|
| 1954 |
1721.1
|
1147
|
181
|
105
|
1575
|
| 1955 |
2144.4
|
1430
|
243
|
113
|
1695
|
| 1956 |
2527.4
|
1685
|
246
|
98
|
1470
|
| 1957 |
1909.6
|
1273
|
187
|
98
|
1470
|
| 1958 |
2487
|
1658
|
279
|
112
|
1680
|
| 1959 |
1836
|
1224
|
129
|
70
|
1050
|
| 1960 |
1876.5
|
1251
|
342
|
182
|
2733
|
| 1961 |
1857
|
1238
|
132
|
71
|
1067
|
| 1962 |
2309.6
|
1540
|
203
|
88
|
1320
|
| 1963 |
2625.1
|
1750
|
243
|
93
|
1395
|
| 1964 |
2580.5
|
1720
|
223
|
86
|
1290
|
| 1965 |
2536
|
1691
|
234
|
111
|
1665
|
| 1966 |
2730
|
1820
|
342
|
125
|
1880
|
| 1967 |
2616
|
1744
|
389
|
149
|
2231
|
| 1968 |
2496
|
1664
|
331
|
132
|
1986
|
| 1969 |
2475
|
1650
|
228
|
92
|
1382
|
| 1970 |
2590.5
|
1727
|
410
|
158
|
2373
|
| 1971 |
2943
|
1962
|
501
|
170
|
2553
|
| 1972 |
2664
|
1776
|
345
|
130
|
1943
|
| 1973 |
2650.2
|
1767
|
445
|
168
|
2520
|
| 1974 |
3150.6
|
2100
|
556
|
177
|
2655
|
| 1975 |
3098.6
|
2066
|
583
|
189
|
2835
|
| 1976 |
3183.8
|
2123
|
479
|
150
|
2250
|
| 1977 |
2953
|
1969
|
425
|
144
|
2160
|
| 1978 |
2994.6
|
1996
|
622
|
208
|
3120
|
| 1979 |
2941.5
|
1961
|
581
|
197
|
2962
|
| 1980 |
2826
|
1884
|
520
|
184
|
2760
|
| 1981 |
2365.5
|
1577
|
442
|
187
|
2798
|
| 1982 |
2044.5
|
1363
|
328
|
161
|
2408
|
| 1983 |
2463
|
1642
|
464
|
189
|
2828
|
| 1984 |
2880
|
1920
|
642
|
223
|
3345
|
| 1985 |
2365.5
|
1577
|
412
|
174
|
2610
|
| 1986 |
2533.5
|
1689
|
632
|
249
|
3735
|
| 1987 |
2964
|
1976
|
646
|
252
|
3780
|
| 1988 |
2742
|
1828
|
684
|
249
|
3735
|
| 1989 |
2856
|
1904
|
615
|
215
|
3225
|
| 1990 |
3253.5
|
2169
|
1066
|
328
|
4920
|
| 1991 |
3345
|
2230
|
1098
|
328
|
4920
|
| 1992 |
3249
|
2166
|
1133
|
349
|
5232
|
| 1993 |
2665.5
|
1777
|
957
|
359
|
5384
|
| 1994 |
2946
|
1964
|
1146
|
389
|
5836
|
| 1995 |
3616.5
|
2411
|
1213
|
335
|
5029
|
| 1996 |
3996
|
2664
|
1445
|
362
|
5424
|
| 1997 |
3817.5
|
2545
|
1166
|
305
|
4581
|
| 1998 |
3730.8
|
2487
|
1200
|
322
|
4823
|
| 1999 |
3978
|
2652
|
1228
|
309
|
4632
|
| 2000 |
2702
|
1801.3
|
791
|
293
|
4390
|
| 2001 |
3199.1
|
2132.7
|
820
|
256
|
3843
|
| 2002 |
3429
|
2286
|
1071
|
312
|
4683
|
|