Olympic Games At the 1896 Olympics only the first two received a medal; silver for first and bronze for second. The current three-medal format was introduced at the 1904 Olympics. From 1948 onward athletes placing fourth, fifth, and sixth have received certificates, which became officially known as victory diplomas; in 1984 victory diplomas for seventh- and eighth-place finishers were added. At the 2004 Summer Olympics in Athens, the gold, silver, and bronze medal winners were also given olive wreaths. The IOC does not keep statistics of medals won on a national level (except for team sports), but NOCs and the media record
Doping at the Olympic Games to the Olympic competition, several prominent track and field athletes were ruled out of the competition due to failed tests. World indoor medallists Dimitrios Chondrokoukis, Debbie Dunn, and Mariem Alaoui Selsouli were withdrawn from their Olympic teams in July for doping, as was 2004 Olympic medallist Zoltán Kővágó. At the Olympic competition, Tameka Williams admitted to taking a banned stimulant and was removed from the games. Ivan Tsikhan did not compete in the hammer throw as a retest of his sample from the 2004 Athens Olympics, where he won silver, was positive. Amine Laâlou, Marina Marghieva, Diego Palomeque, and defending