Olympic Games of 2016, costs per athlete are on average US$599,000 for the Summer Games and $1.3 million for the Winter Games. For London 2012, cost per athlete was $1.4 million; for Sochi 2014, $7.9 million. Where ambitious construction for the 1976 games in Montreal and 1980 games in Moscow had saddled organisers with expenses greatly in excess of revenues, 1984 host Los Angeles strictly controlled expenses by using existing facilities except a swim stadium and a velodrome that were paid for by corporate sponsors. The Olympic Committee led by Peter Ueberroth used some of the profits to endow the LA84 Foundation
Olympic Games boycotts during the Cold War limited participation in the 1980 and 1984 Games. The latter, however, attracted 140 National Olympic Committees, which was a record at the time. The Olympic Movement consists of international sports federations (IFs), National Olympic Committees (NOCs), and organising committees for each specific Olympic Games. As the decision-making body, the IOC is responsible for choosing the host city for each Games, and organises and funds the Games according to the Olympic Charter. The IOC also determines the Olympic programme, consisting of the sports to be contested at the Games. There are several Olympic rituals and symbols,