| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Oct | 600 |
| 2025 | Jan | 550 |
| 2024 | Jan | 550 |
| 2023 | Jan | 550 |
| 2022 | Jan | 500 |
| 2021 | Jan | 350 |
| 2020 | Feb | 175 |
| 2020 | Feb | 175 |
| 2019 | Jan | 175 |
| 2018 | May | 60 |
| 2017 | Oct | 60 |
| 2017 | Mar | 60 |
| 2016 | May | 25 |
| 2015 | May | 10 |
| 2013 | May | 5 |
| 2012 | May | 40 |
| 2011 | May | 50 |
| 2010 | Apr | 50 |
| 2008 | Apr | 40 |
| 2007 | Jun | 20 |
| 2005 | Jun | 15 |
| 2003 | Dec | 25 |
| 2003 | Mar | 15 |
| 2001 | Dec | 10 |
| 2000 | Dec | 10 |
| 1999 | Jan | 10 |
| 1998 | Apr | 15 |
| 1997 | Feb | 30 |