U.S.A. Participation in Olympic Games

Source :http://www.azcentral.com/sports/olympics/articles/2008/08/23/20080823spt-olymedals.html

Records Of U.S.A. :
Swuimming :
Men :
"*400m Medley Michael Phelps (United States) 4:03.84 Min 10.08.2008
*4x100m Freestyle United States (Nathan Adrian,Matt Grevers, Cullen Jones,Ben Wildman-Tobriner) 3:12.23 Min 10.08.2008
*4x100m Freestyle United States(Cullen Jones, Jason Lezak, Michael Phelps, Garrett Weber-Gale) 3:08.24 Min 11.08.2008
*200m Freestyle Michael Phelps (United States) 1:42.96 Min 12.08.2008
*100m Backstroke Aaron Peirsol (United States) 52.54 Sec 12.08.2008
*200m Butterfly Michael Phelps (United States) 1:52.03 Min 13.08.2008
*4x200m Freestyle United States (Ricky Berens, Ryan Lochte, Michael Phelps, Peter Vanderkaay) 6:58.56 Min 13.08.2008
*200m Backstroke Ryan Lochte (United States) 1:53.94 Min 15.08.2008
*200m Medley Michael Phelps (United States) 1:54.23 Min 15.08.2008
*4x100m Medley United States (Brendan Hansen, Jason Lezak, Aaron Peirsol,Michael Phelps) 3:29.34 Min 17.08.2008"
Women :
*200m Breaststroke Rebecca Soni (United States) 2:20.22 Min 15.08.2008

Source :http://english.people.com.cn/90001/90779/90867/6485490.html