Argentina-based Armenian David Nalbandian retained the 64th place with 760 points in Dec 12 ATP rankings.
Serbia’s Novak Djokovic continues to top the standings with 13630 points; Rafael Nadal (Spain) comes 2nd with 9595 points, Switzerland's Roger Federer is placed 3rd with 8170 points.
Nalbandian will play at Copa Peugeot Dec 15 -18 in preparation for 2012 Davis Cup.
