2015 Novak Djokovic tennis season record breaking amount of prize money. Djokovic had an impressive 15-4 record against the other 3 members of male tennis's Big Four, including a 4-0 record versus Rafael Nadal, 6-1 record against Andy Murray, and a 5-3 record against Roger Federer. Some experts consider it the greatest season ever in men's tennis. Djokovic managed to reach the final of the 2015 Australian Open after beating Milos Raonic in the quarterfinals and defending champion Stan Wawrinka in the semifinals. He would then defeat Andy Murray in the final, earning him a fifth Australian Open title, an Open Era record. At the
World Tennis Championship the actual tour events, as a warm-up exhibition for the top players, similar to the AAMI Classic in Melbourne. The inaugural Capitala World Tennis Championship took place from January 1 to January 3, 2009, with Rafael Nadal, Roger Federer, Andy Murray, Nikolay Davydenko, Andy Roddick and James Blake taking part. Murray won the event, defeating Blake, Federer, and then-World No. 1 Nadal in the final. As of October 2009, Federer, Nadal and Davydenko announced they would return for the 2010 edition, with Stanislas Wawrinka, David Ferrer and Robin Söderling completing the field. Nadal went one further this time, defeating compatriot