| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 500 |
| 2024 | May | 500 |
| 2023 | May | 500 |
| 2022 | May | 500 |
| 2021 | Jun | 500 |
| 2020 | Feb | 500 |
| 2019 | May | 450 |
| 2018 | May | 300 |
| 2017 | May | 300 |
| 2016 | May | 300 |
| 2015 | May | 300 |
| 2014 | May | 300 |
| 2013 | May | 300 |
| 2012 | May | 300 |
| 2011 | May | 200 |
| 2010 | May | 200 |
| 2009 | Apr | 150 |
| 2008 | Apr | 150 |
| 2007 | Apr | 125 |
| 2006 | Apr | 125 |
| 2005 | Apr | 125 |
| 2004 | May | 25 |
| 2004 | Jan | 75 |
| 2003 | May | 90 |
| 2002 | May | 75 |
| 2001 | Jun | 60 |
| 2000 | Aug | 50 |
| 1999 | Aug | 50 |
| 1997 | Aug | 50 |