TORONTO, ON - AUGUST 19: Maria Sharapova of Russia serves to Sybille Bammer of Austria during the Rogers Cup at the Rexall Center on August 19, 2009 in Toronto...

Austria's current number one female player Sybille Bammer returns a ball to former World Number One tennis player Thomas Muster of Austria, during a...

CARSON, CA - JULY 24: Anna Chakvetadze of Russia returns to Sybille Bammer of Austria during day four of the East West Bank Classic at the Home Depot Center...

...Telecom German Open 2008 Day 4 BERLIN - MAY 08: Ana Ivanovic of Serbia in action against Sybille Bammer of Austria during day four of the Women's Qatar Telecom German Open at the Rot...

Jelena Jankovic of Serbia reaches for a shot from Sybille Bammer of Austria at the US Open tennis tournament in New York, Sunday, Sept. 2, 2007

When it comes to rankings, Sybille Bammer (currently No. 21) said, "The difference between 10 and 30 is much greater than the difference...