| 年份 | 净资产收益率（ROE） |
|---|---|
| 2025 | -1.6 |
| 2024 | 7.85 |
| 2023 | 11.44 |
| 2022 | 4.57 |
| 2021 | 9.35 |
| 2020 | 10.13 |
| 2019 | 9.03 |
| 2018 | 6.28 |
| 2017 | 11.79 |
| 2016 | 11.88 |
| 2015 | 9.34 |
| 2014 | 13.1 |
| 2013 | 9.96 |
| 2012 | 10.4 |
| 2011 | 9.9 |
| 2010 | 8.8 |
| 2009 | 6.0 |
| 2008 | -13.0 |
| 2007 | 9.0 |
| 2006 | 7.0 |
| 2005 | 10.0 |
| 2004 | 17.0 |
| 2003 | 16.0 |
| 2002 | 24.0 |
| 2001 | 28.0 |
| 2000 | 16.0 |
| 1999 | 14.0 |