Serbia's Novak Djokovic still tops the ATP list with 13,155 points.

Viktor Troicki also held on to his number 13 ranking with 1,970 points, while Janko Tipsarevic stayed at number 23 with 1,435 points.

After making it to the final of the challenger in Sopot, Ciric advanced 21 spots and is now ranked 156th with 346 points.

Ilija Bozoljac, who made it into the final of the challenger in Aptos, shot up 36 places and is now ranked 203rd with 254 points.

Behind Djokovic are Spaniard Rafael Nadal with 11,270 points and Switzerland's Roger Federer with 9,230 points.