| Date | Value | Change, % |
| 2016 | 11,391.62 | 1.88% |
| 2015 | 11,181.56 | 5.91% |
| 2014 | 10,557.64 | 9.57% |
| 2013 | 9635.21 | 12.43% |
| 2012 | 8570.28 | 13.93% |
| 2011 | 7522.16 | 24.00% |
| 2010 | 6066.21 | 18.43% |
| 2009 | 5121.99 | 11.23% |
| 2008 | 4604.73 | 28.92% |
| 2007 | 3571.65 | 28.74% |
| 2006 | 2774.27 | 20.16% |
| 2005 | 2308.82 |