 As of the 2008 Olympics, 395 medals have been awarded to 31 NOCs.The oldest rider was 72-year-old Arthur von Pongracz of Austria at the 1936 Summer Olympics, while the youngest was 16-year-old Luiza Almeida of Brazil at the 2008 Summer Olympics.The leading medalist is Isabell Werth of Germany (10, 6 gold), followed by Anky van Grunsven of the Netherlands (9, 3 gold), and Reiner Klimke of Germany (8, 6 gold).