In 2009, there were 1,800 EDs in the country. In 2011, about 421 out of every 1,000 people in the United States visited the emergency department; five times as many were discharged as were admitted. Rural areas are the highest rate of ED visits (502 per 1,000 population) and large metro counties had the lowest (319 visits per 1,000 population). By region, the Midwest had the highest rate of ED visits (460 per 1,000 population) and Western States had the lowest (321 visits per 1,000 population).