Figure18-6Changes in U.S. Health Insurance Status, 2000–2009 In the decade before 2010, the U.S. population grew substantially, but the number of people with employment-based health insurance actually declined. Growth in U.S. public health insurance, mainly Medicaid and the State Children’s Health Insurance Program (SCHIP), made up part of the difference. There was also, however, an increase in the number of uninsured.