Olympic swimmer Michael Phelps, second from right, joins other Olympic athletes from Maryland, including swimmer Katie Ledecky, left, windsurfer Farrah Hall, second from left, kayaker Scott Parsons, third from left, and modern pentathlete Suzanne Stettinius, third from right, and Baltimore County Executive Kevin Kamenetz, right, during a celebration of the achievements of Maryland Olympians, Monday, Sept. 10, 2012, in Baltimore. Phelps ended his Olympic career in London with six medals and a record tally of 22 career medals. (AP Photo/Steve Ruark)
| Country | Gold | Silver | Bronze | Total |
|---|---|---|---|---|
| Flag of United States | 36 | 38 | 36 | 110 |
| Flag of China | 51 | 21 | 28 | 100 |
| Flag of Russia | 23 | 21 | 28 | 72 |
| Flag of Britain | 19 | 13 | 15 | 47 |
| Flag of Australia | 14 | 15 | 17 | 46 |