Summary
Rafael Nadal was confirmed as the year-end world number one for the fifth time after the ATP released its season-closing rankings Monday.
Nadal draws level with rivals Djokovic and Roger Federer, who have also finished the year in top spot five times, and moves one behind six-time end-of-year number one Pete Sampras.
Nadal and Djokovic have been this year's two dominant players after winning two Majors each.
Djokovic won the Australian Open and Wimbledon with Nadal cleaning up at Roland Garros and the US Open.
...