Health insurance coverage in the United States Uninsured rates by state Percent uninsured (all persons) by state, 1999–2011

| Division | _1999 | _2000 | _2001 | _2002 | _2003 | _2004 | _2005 | _2006 | _2007 | _2008 | _2009 | _2010 | _2011 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| United States | 14.0 | 13.7 | 14.1 | 14.7 | 15.1 | 14.9 | 15.3 | 15.8 | 15.3 | 15.4 | 16.7 | 16.3 | 15.7 |
| Alabama | 13.0 | 12.7 | 12.5 | 12.2 | 13.2 | 12.5 | 14.5 | 15.2 | 12.0 | 11.9 | 16.9 | 15.5 | 13.0 |
| Alaska | 18.3 | 18.3 | 15.5 | 18.5 | 18.7 | 16.5 | 17.2 | 16.5 | 18.2 | 19.8 | 17.7 | 18.1 | 18.2 |
| Arizona | 19.6 | 16.0 | 17.5 | 16.3 | 16.7 | 16.7 | 19.6 | 20.9 | 18.3 | 19.5 | 19.6 | 19.1 | 17.3 |
| Arkansas | 13.6 | 13.8 | 15.8 | 16.0 | 17.1 | 16.2 | 17.5 | 18.9 | 16.1 | 17.8 | 19.2 | 18.5 | 17.5 |
| California | 19.1 | 18.1 | 19.1 | 17.7 | 17.9 | 18.0 | 18.8 | 18.8 | 18.2 | 18.6 | 20.0 | 19.4 | 19.7 |
| Colorado | 15.3 | 13.8 | 14.9 | 15.1 | 16.6 | 15.9 | 16.6 | 17.2 | 16.4 | 15.9 | 15.3 | 12.9 | 15.7 |