Forbes List Of The World's Top-Earning Tennis Players

Here is Forbes list of the top Earning footballers in 2013 and how much they earn.
1.  Roger Federer

Total earnings: $71.5 million
Prize money: $6.5 million
Endorsements: $65 million

2. Maria Sharapova

Total earnings: $29 million
Prize money: $6 million
Endorsements: $23 million

3. Novak Djokovic

Total earnings: $26.9 million
Prize money: $12.9 million
Endorsements: $14 million

4.  Rafael Nadal

Total earnings: $26.4 million
Prize money: $5.4 million
Endorsements: $21 million

5.  Serena Williams

Total earnings: $20.5 million
Prize money: $8.5 million
Endorsements: $12 million

6.  Li Na

Total earnings: $18.2 million
Prize money: $3.2 million
Endorsements: $15 million

7.  Victoria Azarenka

Total earnings: $15.7 million
Prize money: $6.7 million
Endorsements: $9 million

8.   Andy Murray

Total earnings: $14.9 million
Prize money: $6.9 million
Endorsements: $8 million

9.  Caroline Wozniacki

Total earnings: $13.6 million
Prize money: $2.6 million
Endorsements: $11 million

10.  Kei Nishikori

Total earnings: $10.5 million
Prize money: $1.5 million
Endorsements: $9 million