IOWA - WINTER WHEAT ACREAGE, AVERAGE YIELD PER ACRE, AND PRODUCTION ----------------------------------------------------------- Crop ----- Acres ----- Avg. Yield Year Planted Harvested Per Acre Production ----------------------------------------------------------- ---- Thousand acres ---- Bu. Thousand bu. 1951 241 132 10.0 1,320 1952 171 148 21.5 3,182 1953 145 130 20.5 2,665 1954 112 90 19.5 1,755 1955 108 104 34.0 3,536 1956 141 120 20.0 2,400 1957 151 153 28.0 3,976 1958 164 153 32.0 4,896 1959 168 148 20.0 2,960 1960 114 99 25.0 2,475 1961 111 104 26.0 2,704 1962 83 75 25.5 1,912 1963 98 95 28.5 2,708 1964 102 96 28.0 2,688 1965 1/ 82 40 21.0 840 1966 47 45 33.0 1,485 1967 65 60 27.5 1,650 1968 55 54 36.0 1,944 1969 54 44 33.5 1,474 1970 43 40 35.0 1,400 1971 40 36 38.5 1,386 1972 37 33 37.5 1,238 1973 40 34 32.0 1,088 1974 66 62 30.0 1,860 1975 106 100 34.0 3,400 1976 145 130 35.0 4,550 1977 130 109 37.0 4,033 1978 60 45 31.0 1,395 1979 70 60 37.0 2,220 1980 100 92 38.0 3,496 1981 131 125 39.0 4,875 1982 115 100 30.0 3,000 1983 75 50 38.0 1,900 1984 110 100 36.0 3,600 1985 120 112 48.0 5,376 1986 90 60 28.0 1,680 1987 90 30 38.0 1,140 1988 60 35 35.0 1,225 1989 80 70 47.0 3,290 1990 80 75 45.0 3,375 1991 75 50 34.0 1,700 1992 70 40 39.0 1,560 1993 60 25 25.0 625 1994 55 45 47.0 2,115 1995 50 35 35.0 1,225 1996 52 40 35.0 1,400 1997 27 25 42.0 1,050 1998 40 32 40.0 1,280 1999 40 31 43.0 1,333 2000 20 18 47.0 846 2001 25 18 54.0 972 2002 20 16 53.0 848 2003 25 21 61.0 1,281 2004 28 24 55.0 1,320 2005 2/ 25 ------------------------------------------------------- 1/ Includes small allowance for spring wheat starting in 1965. 2/ Preliminary.