| 年份 | 净资产收益率（ROE） |
|---|---|
| 2025 | 2.0 |
| 2024 | 2.62 |
| 2023 | 3.11 |
| 2022 | 3.37 |
| 2021 | 6.14 |
| 2020 | 8.18 |
| 2019 | 4.87 |
| 2018 | 2.06 |
| 2017 | 3.24 |
| 2016 | 5.15 |
| 2015 | 5.27 |
| 2014 | 2.84 |
| 2013 | 3.21 |
| 2012 | 1.83 |
| 2011 | 2.33 |
| 2010 | 8.84 |
| 2009 | 5.64 |
| 2008 | 1.46 |
| 2007 | 2.45 |
| 2006 | 1.42 |
| 2005 | 1.24 |
| 2004 | -6.26 |
| 2003 | 1.28 |
| 2002 | 1.23 |
| 2001 | 4.45 |
| 2000 | 8.09 |
| 1998 | 22.9 |