Current ranking
4
6.7733 points
Apr 28th, 2013
Peak ranking
3
7.1057 points
Mar 24th, 2013
Weeks in top ten
Total Weeks: 92
Nov 4th, 2007 - May 4th, 2008
Jun 1st, 2008 - Jul 13th, 2008
Mar 11th, 2012 - Apr 29th, 2012
May 20th, 2012 - Apr 28th, 2013
World ranking over time
Year end world ranking
| Year | Ranking | Points |
|---|---|---|
| 2001 | 159 | 0.95 |
| 2002 | 37 | 2.65 |
| 2003 | 52 | 2.22 |
| 2004 | 71 | 1.77 |
| 2005 | 86 | 1.55 |
| 2006 | 51 | 2.36 |
| 2007 | 6 | 5.997 |
| 2008 | 19 | 3.58 |
| 2009 | 70 | 1.961 |
| 2010 | 30 | 3.414 |
| 2011 | 18 | 3.845 |
| 2012 | 4 | 6.418 |