Rio Olympics in numbers: 10,500 athletes, 306 gold medals, 500,000 tourists

When Rio de Janeiro opens the Olympic Games on 5 August, they will be the first ever staged in South America. Here are some fun numbers and major statistics from the upcoming Olympics –

17,000 — Number of Olympic athletes and officials.

78,000 —  The capacity of Maracana stadium, where the opening and closing ceremonies will be held.

10,500 —  Athletes from 206 countries will gather in Rio.

206 — Countries competing in the 5 to 21 August Games.

306 — Gold medals, 136 for women, 161 for men, 9 mixed.

3,200 —  Referees and assistants will oversee the competitions.

1— Team of refugees competing under the Olympic banner for the first time.

85,000 — Security personnel in attendance, up from 42,000 in London.

38.7 billion — The cost of the Games in Reais (10.96 billion dollars).

Opening and closing ceremony will be held at Maracana Stadium. Getty Images.

7.5 million — Tickets on sale.

6.5 million — The population of Rio, including surroundings it is 12.2 million.

10 — Miles (16 kilometers), length of the extension of the underground metro system, the biggest infrastructure project in preparation for the Games.

4 — Zones across Rio where events will unfold: the Olympic Park in Barra da Tijuca, Deodoro, Copacabana beach, and the Maracana and Olympic stadiums in the north.

25,000 — Number of journalists covering the Games.

500,000 — Estimate of tourists expected to attend the Games.

61 — Percentage of Rio residents in a recent poll who said the Games will be great. Another 27 percent fear a mess.

31 — Number of tower blocks making up the Olympic Village. The 3,604 apartments will be sold off after the Games.

60,000 — Meals per day to be served at the huge Olympic Village dining hall.

5 — Number of jumbo jets you could fit into that dining hall.

Olympic tickets are displayed during an event at the Rio 2016 headquarters. AP

80,000 — Chairs for the Olympic Village.

24 — Number of beaches in Rio. The best-known is the Copacabana.

7 — Players in rugby sevens, which brings the oval ball game to the Olympics for the first time ever.

400 — Number of footballs expected to be used in Olympic competition.

0 — Times that football powerhouse Brazil has won an Olympic medal in the sport.

1,202 — Murders in Rio in 2015, the lowest since 1991.

Brazilian soldiers stand on patrol during a security rehearsal of the Rio 2016 Olympic Games. Getty Images

112 — Years since golf was last played in the Olympics.

2 — Brazilian presidents expected at the opening ceremony: Dilma Rousseff, who is suspended and on the verge of being removed from office, and her arch-rival Michel Temer, who is temporarily replacing her.

450,000 — Condoms awaiting the roughly 11,000 athletes, so about 41 each, or two each a day.

Brazil's interim President Michel Temer stands during his first visit to the Olympic Park. Getty Images

With inputs from agencies.