| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 200 |
| 2024 | Dec | 400 |
| 2024 | Oct | 400 |
| 2024 | Jan | 400 |
| 2023 | Oct | 400 |
| 2023 | Jan | 400 |
| 2022 | Oct | 400 |
| 2022 | Jan | 400 |
| 2021 | Oct | 400 |
| 2021 | Jan | 400 |
| 2020 | Oct | 400 |
| 2020 | Mar | 200 |
| 2019 | Nov | 200 |
| 2019 | May | 400 |
| 2018 | May | 700 |
| 2017 | May | 525 |
| 2017 | Feb | 175 |
| 2016 | May | 700 |
| 2015 | May | 300 |
| 2014 | Sep | 400 |
| 2014 | May | 400 |
| 2014 | Jan | 300 |
| 2013 | May | 800 |
| 2012 | May | 800 |
| 2011 | May | 350 |
| 2010 | May | 300 |
| 2009 | Dec | 225 |
| 2008 | May | 225 |
| 2007 | Jul | 50 |
| 2007 | Mar | 150 |
| 2006 | May | 100 |
| 2005 | May | 50 |
| 2004 | May | 15 |
| 2003 | May | 25 |
| 2002 | May | 20 |
| 2001 | May | - |
| 2000 | Nov | - |
| 2000 | Mar | 20 |
| 1998 | Jun | 15 |
| 1997 | Jul | 12 |