The Association of Tennis Professionals (ATP) released a ranking list on July 23, with Argentina-based David Nalbandian climbing to 39th place with 980 points.

Swiss Roger Federer keeps lead with 11075 points, Serbia’s Novak Djokovic comes second with 11000 points; Rafael Nadal of Spain comes 3rd with 8905 points.

Nalbandian is currently training for London 2012 Olympics, with the tennis tournament due on July 28-August 5.