In 2010, national health spending was estimated at $2.6 trillion.
Keehan, Sean P., Andrea M. Sisko, Christopher J. Truffer, John A. Poisal, Gigi A. Cuckler, Andrew J. Madison, Joseph M. Lizonitz, and Sheila D. Smith. National Health Spending Projections Through 2020: Economic Recvoery and Reform Drive Faster Spending Growth. Health Affairs. July 2011; doi: 10.1377/hlthaff.2011.0662. http://content.healthaffairs.org/content/early/2011/07/27/hlthaff.2011.0662.abstract