Re: 5 different nb 1 players in just 1 year did that ever happened before?
and the year isnt even finished !
Sharapova, Jankovic, Zvonareva !
Kirilenko, Vesnina, Dokic, Bacsinszky, Jovanovski, Pironkova Official Greek Guardian of the Maria Mafia & Don't Knock the Dok Official Masseur of the Jelena Clinic
Djokovic, Davydenko, Tipsarevic, Wawrinka, Baghdatis, Gulbis, Troicki, Kyrgios