The race for Olympic medals begins tomorrow with China and the US favourites to take the most golds. Both countries are expected to dominate in certain sports that have historically made up the bulk of their medal tally.
All-time golds count
Since the modern Games began in 1896, 99 Olympic teams have won at least one gold medal, while 46 have never claimed one. The ten countries with the most golds have almost 70 per cent of the 4,056 golds handed out over the last 116 years.
Golds won over time
China are coming up fast from behind in terms of gold medals won, having put in strong performances in recent Olympic Games. The chart shows how China?s all-time gold medal tally has grown at each Olympics compared to the three teams with the most golds.
Ahead of the pack
Some Olympic sports are dominated by one country while others are more closely contested. The chart below shows how far ahead of other gold medal winners the leader is in each sport.
Sources: IOC, Daily Telegraph data site