| 年份 | 股东回报(亿元) | 净利润(亿元) | 百分比 |
| 2004 | 419.50 | 3759.65 | 11.16% |
| 2005 | 671.12 | 1728.99 | 38.82% |
| 2006 | 1044.37 | 3339.19 | 31.28% |
| 2007 | 2357.98 | 7776.49 | 30.32% |
| 2008 | 3113.99 | 7890.43 | 39.47% |
| 2009 | 3464.85 | 9949.59 | 34.82% |
| 2010 | 4312.97 | 14889.77 | 28.97% |
| 2011 | 5195.30 | 17404.82 | 29.85% |
| 2012 | 5842.42 | 18058.20 | 32.35% |
| 2013 | 6718.88 | 21137.29 | 31.79% |