Group 1, 1970-80.
Item 1, Population change 1.36, 1.36.
Item 2, Net migration 0.74, 0.74.
Item 3, Natural increase 0.61, 0.61.
Group 2, 1980-90.
Item 1, Population change 0.27, 0.27.
Item 2, Net migration -0.28, -0.28.
Item 3, Natural increase 0.54, 0.54.
Group 3, 1990-00.
Item 1, Population change 1.04, 1.04.
Item 2, Net migration 0.7, 0.7.
Item 3, Natural increase 0.34, 0.34.
Group 4, 2000-05.
Item 1, Population change 0.4, 0.4.
Item 2, Net migration 0.4, 0.4.
Item 3, Natural increase 0.2, 0.2.
Source: Calculated by Dr. Kenneth Johnson, Loyola University, and USDA Economic Research Service, using data from the U.S. Census Bureau.