Tennis-ATP Tour singles standings

May 11 (Infostrada Sports) - Standings from the ATP Tour singles Points 1 (1) Novak Djokovic(Serbia) 13845 2 (2) Roger Federer(Switzerland) 8645 3 (3) Andy Murray(Britain) 7130 4 (6) Milos Raonic(Canada) 5160 5 (7) Tomas Berdych(Czech Republic) 5140 6 (5) Kei Nishikori(Japan) 5040 7 (4) Rafa Nadal(Spain) 4990 8 (8) David Ferrer(Spain) 4310 9 (9) Stanislas Wawrinka(Switzerland) 3575 10 (10) Marin Cilic(Croatia) 3360 11 (11) Grigor Dimitrov(Bulgaria) 3075 12 (13) Gilles Simon(France) 2255 13 (1...