- 1Tomas BerdychOctober 2, 2011
- 2Victoria AzarenkaOctober 8, 2011
- 3Esther VergeerOctober 15, 2011
- 4Bethanie Mattek-SandsOctober 22, 2011
- 5Petra KvitovaDecember 2, 2012
- 6Sloane StephensDecember 9, 2012
- 7Milos RaonicDecember 16, 2012
- 8Janko TipsarevicDecember 23, 2012
- 9Christina McHaleDecember 30, 2012
- 10Varvara LepchenkoDecember 30, 2012
- 11Garbine MuguruzaNovember 21, 2014
- 12Steve JohnsonMarch 20, 2015
- 13Alison RiskeApril 18, 2015
- 14Vasek PospisilMay 9, 2015
- 15Dominika CibulkovaMay 16, 2015
- 16Kevin AndersonMay 23, 2015
- 17Donald YoungDecember 21, 2015
- 18Viktor TroickiDecember 22, 2015
- 19Ekaterina MakarovaDecember 23, 2015