United States Animal Numbers, Swine Sow Slaughter by Year
| Market Year | Sow Slaughter | Unit of Measure | Growth Rate |
| 1960 | 5604 | (1000 HEAD) | NA |
| 1961 | 5564 | (1000 HEAD) | -0.71 % |
| 1962 | 5525 | (1000 HEAD) | -0.70 % |
| 1963 | 5717 | (1000 HEAD) | 3.48 % |
| 1964 | 5702 | (1000 HEAD) | -0.26 % |
| 1965 | 4739 | (1000 HEAD) | -16.89 % |
| 1966 | 5955 | (1000 HEAD) | 25.66 % |
| 1967 | 6090 | (1000 HEAD) | 2.27 % |
| 1968 | 5611 | (1000 HEAD) | -7.87 % |
| 1969 | 5493 | (1000 HEAD) | -2.10 % |
| 1970 | 5504 | (1000 HEAD) | 0.20 % |
| 1971 | 5853 | (1000 HEAD) | 6.34 % |
| 1972 | 4993 | (1000 HEAD) | -14.69 % |
| 1973 | 4466 | (1000 HEAD) | -10.55 % |
| 1974 | 5640 | (1000 HEAD) | 26.29 % |
| 1975 | 3811 | (1000 HEAD) | -32.43 % |
| 1976 | 3560 | (1000 HEAD) | -6.59 % |
| 1977 | 4236 | (1000 HEAD) | 18.99 % |
| 1978 | 4038 | (1000 HEAD) | -4.67 % |
| 1979 | 5003 | (1000 HEAD) | 23.90 % |
| 1980 | 5396 | (1000 HEAD) | 7.86 % |
| 1981 | 4804 | (1000 HEAD) | -10.97 % |
| 1982 | 4102 | (1000 HEAD) | -14.61 % |
| 1983 | 4646 | (1000 HEAD) | 13.26 % |
| 1984 | 4394 | (1000 HEAD) | -5.42 % |
| 1985 | 4015 | (1000 HEAD) | -8.63 % |
| 1986 | 3740 | (1000 HEAD) | -6.85 % |
| 1987 | 3507 | (1000 HEAD) | -6.23 % |
| 1988 | 4065 | (1000 HEAD) | 15.91 % |
| 1989 | 4227 | (1000 HEAD) | 3.99 % |
| 1990 | 3804 | (1000 HEAD) | -10.01 % |
| 1991 | 3727 | (1000 HEAD) | -2.02 % |
| 1992 | 4051 | (1000 HEAD) | 8.69 % |
| 1993 | 3796 | (1000 HEAD) | -6.29 % |
| 1994 | 4010 | (1000 HEAD) | 5.64 % |
| 1995 | 3759 | (1000 HEAD) | -6.26 % |
| 1996 | 3496 | (1000 HEAD) | -7.00 % |
| 1997 | 3123 | (1000 HEAD) | -10.67 % |
| 1998 | 3496 | (1000 HEAD) | 11.94 % |
| 1999 | 3396 | (1000 HEAD) | -2.86 % |
| 2000 | 3054 | (1000 HEAD) | -10.07 % |
| 2001 | 3054 | (1000 HEAD) | 0.00 % |
| 2002 | 3228 | (1000 HEAD) | 5.70 % |
| 2003 | 3256 | (1000 HEAD) | 0.87 % |
| 2004 | 3306 | (1000 HEAD) | 1.54 % |
| 2005 | 3146 | (1000 HEAD) | -4.84 % |
| 2006 | 3260 | (1000 HEAD) | 3.62 % |
| 2007 | 3341 | (1000 HEAD) | 2.48 % |
| 2008 | 3533 | (1000 HEAD) | 5.75 % |
| 2009 | 3272 | (1000 HEAD) | -7.39 % |
| 2010 | 2992 | (1000 HEAD) | -8.56 % |
| 2011 | 3052 | (1000 HEAD) | 2.01 % |
| 2012 | 3060 | (1000 HEAD) | 0.26 % |
| 2013 | 3100 | (1000 HEAD) | 1.31 % |
Source: United States Department of Agriculture
See also: Commodity prices
See also: Commodities market
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