Inequality measure Year 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Median household income $49,497 $51,295 $52,587 $52,500 $51,356 $50,756 $50,711 $50,535 $51,093 $51,473 $52,163 Household income inequality (Gini index) 0.4590 0.4560 0.4580 0.4620 0.4660 0.4620 0.4640 0.4660 0.4690 0.4700 0.4630 Between-state income inequality (Gini index) 0.0628 0.0636 0.0612 0.0646 0.0658 0.0671 0.0624 0.0701 0.0677 0.0713 0.0749 Premature mortality (years of potential life lost before age 75 yrs/100,000 population) 7108.3 6960.6 6920.0 6899.5 6940.6 6965.2 6970.7 6841.5 6912.9 6882.0 6799.5 Between-state inequality in premature mortality (Gini index) 0.0762 0.0785 0.0820 0.0850 0.0819 0.0861 0.0868 0.0926 0.0939 0.0963 0.0956 Mean Health and Activities Limitation Index (HALex), ages 18–65 yrs 0.8766 0.8762 0.8779 0.8783 0.8747 0.8722 0.8711 0.8712 0.8708 0.8684 0.8662 Inequality in HALex (Giniindex), ages 18–65 yrs 0.0928 0.0872 0.0848 0.0840 0.0871 0.0884 0.0888 0.0878 0.0886 0.0904 0.0862