Poland Animal Numbers, Swine Sow Beginning Stocks by Year
| Market Year | Sow Beginning Stocks | Unit of Measure | Growth Rate |
| 1960 | 0 | (1000 HEAD) | NA |
| 1961 | 0 | (1000 HEAD) | NA |
| 1962 | 0 | (1000 HEAD) | NA |
| 1963 | 0 | (1000 HEAD) | NA |
| 1964 | 0 | (1000 HEAD) | NA |
| 1965 | 0 | (1000 HEAD) | NA |
| 1966 | 0 | (1000 HEAD) | NA |
| 1967 | 1604 | (1000 HEAD) | NA |
| 1968 | 1564 | (1000 HEAD) | -2.49% |
| 1969 | 1594 | (1000 HEAD) | 1.92% |
| 1970 | 1500 | (1000 HEAD) | -5.90% |
| 1971 | 1618 | (1000 HEAD) | 7.87% |
| 1972 | 1904 | (1000 HEAD) | 17.68% |
| 1973 | 2015 | (1000 HEAD) | 5.83% |
| 1974 | 2135 | (1000 HEAD) | 5.96% |
| 1975 | 2096 | (1000 HEAD) | -1.83% |
| 1976 | 1760 | (1000 HEAD) | -16.03% |
| 1977 | 1781 | (1000 HEAD) | 1.19% |
| 1978 | 2107 | (1000 HEAD) | 18.30% |
| 1979 | 2144 | (1000 HEAD) | 1.76% |
| 1980 | 2376 | (1000 HEAD) | 10.82% |
| 1981 | 2048 | (1000 HEAD) | -13.80% |
| 1982 | 2219 | (1000 HEAD) | 8.35% |
| 1983 | 1638 | (1000 HEAD) | -26.18% |
| 1984 | 1644 | (1000 HEAD) | 0.37% |
| 1985 | 1784 | (1000 HEAD) | 8.52% |
| 1986 | 1945 | (1000 HEAD) | 9.02% |
| 1987 | 1930 | (1000 HEAD) | -0.77% |
| 1988 | 1942 | (1000 HEAD) | 0.62% |
| 1989 | 1916 | (1000 HEAD) | -1.34% |
| 1990 | 1791 | (1000 HEAD) | -6.52% |
| 1991 | 1964 | (1000 HEAD) | 9.66% |
| 1992 | 1952 | (1000 HEAD) | -0.61% |
| 1993 | 1888 | (1000 HEAD) | -3.28% |
| 1994 | 1598 | (1000 HEAD) | -15.36% |
| 1995 | 1770 | (1000 HEAD) | 10.76% |
| 1996 | 1856 | (1000 HEAD) | 4.86% |
| 1997 | 1637 | (1000 HEAD) | -11.80% |
| 1998 | 1757 | (1000 HEAD) | 7.33% |
Source: United States Department of Agriculture
See also: Commodity prices
See also: Agricultural prices
See also: Commodities market
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