| 年份 | 净资产收益率（ROE） |
|---|---|
| 2024 | 4.79 |
| 2023 | -2.58 |
| 2022 | 2.0 |
| 2021 | -1.08 |
| 2020 | 2.2 |
| 2019 | 1.49 |
| 2018 | 2.39 |
| 2017 | 4.88 |
| 2016 | 2.58 |
| 2015 | 2.46 |
| 2014 | 3.07 |
| 2013 | 4.66 |
| 2012 | 4.72 |
| 2011 | 20.21 |
| 2010 | 4.76 |
| 2009 | -2.13 |
| 2008 | -7.38 |
| 2007 | 4.93 |
| 2006 | -10.26 |
| 2005 | -11.93 |
| 2004 | 1.04 |
| 2003 | 1.66 |
| 2002 | 3.05 |
| 2001 | 5.65 |
| 2000 | 13.49 |
| 1998 | 24.0 |