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
Southern Hemisphere Indonesia, with 261 million people (roughly 30 million of whom live north of the equator on the northern portions of the islands of Sumatra, Borneo and Sulawesi, while the rest of the population lives in the Southern Hemisphere). Portuguese is the most spoken language in the Southern Hemisphere, followed by Spanish and Javanese. The largest metropolitan areas in the Southern Hemisphere are São Paulo (21 million people), Jakarta (18 million people), Buenos Aires (12 million people), Rio de Janeiro (11 million people), Kinshasa (11 million people) and Sydney (6 million) . The most important financial and commercial centers in the