Serena Williams barely managed to hold onto her number one ranking after reaching the final at the Sony Ericsson Open in Miami.
If Williams, the eventual runner-up, had lost before Sunday’s final, she would have surrendered the top spot to Dinara Safina.
2008 POINTS DROPPED ON APRIL 6: MIAMI
Top 10 Rankings (April 6, 2009)
1. Serena Williams – United States – 9132
2. Dinara Safina – Russia – 8951
3. Elena Dementieva – Russia – 7561
4. Jelena Jankovic – Serbia – 7290
5. Venus Williams – United States – 7042
6. Vera Zvonareva – Russia – 6720
7. Ana Ivanovic – Serbia – 5174
8. Victoria Azarenka – Belarus – 4670
9. Svetlana Kuznetsova – Russia – 4308
10. Nadia Petrova – Russia – 3840
SONY ERICSSON WTA TOUR RANKINGS
The Sony Ericsson WTA Tour Rankings is the worldwide computer ranking for women’s professional tennis.
The ranking system is a 52-week, cumulative system in which the number of tournament results that comprise a player’s ranking is capped at 16 Tournament results for Singles and 11 Tournament results for Doubles.
The results used to determine a player’s ranking are the tournaments yielding the player’s highest ranking points over the past 52 weeks, and must include a player’s ranking points from the Grand Slams, Premier Mandatory Tournaments and the Sony Ericsson Championships plus the best two (2) Premier 5 Tournament results for Top 10 Players.



