Southern Hemisphere Southern Hemisphere are São Paulo, where the Bovespa Index is headquartered, along with Sydney, home to the Australian Securities Exchange, Johannesburg, home to the Johannesburg Stock Exchange and Buenos Aires, headquarters of the Buenos Aires Stock Exchange, the oldest stock market in the Southern Hemisphere. Among the most developed nations in the Southern Hemisphere are Australia, with a nominal GDP per capita of US$51,850 and a Human Development Index of 0.939, the second highest in the world as of 2016. New Zealand is also well developed, with a nominal GDP per capita of US$38,385 and a Human Development Index of
Olympic Games After the medals are given out by an IOC member, the national flags of the three medallists are raised while the national anthem of the gold medallist's country plays. Volunteering citizens of the host country also act as hosts during the medal ceremonies, as they aid the officials who present the medals and act as flag-bearers. While in the Summer Olympics this ceremony is held on the ground where the event is played, in the Winter Games it is usually held in a special "plaza". The Olympic Games programme consists of 35 sports, 30 disciplines and 408 events. For example,