In 2003, health care costs paid to hospitals, physicians, nursing homes, diagnostic laboratories, pharmacies, medical device manufacturers and other components of the health care system consumed 16.3 percent of the GDP of the United States, the largest of any country in the world. For the United States, the health share of gross domestic product (GDP) is expected to hold steady in 2006 before resuming its historical upward trend, reaching 19.5 percent of GDP by 2016.[8] In 2001, for the OECD countries the average was 8.4 percent[9] with the United States (13.9%), Switzerland (10.9%), and Germany (10.7%) being the top three.