| Year | Month | Dividend (%) |
|---|---|---|
| 2026 | Feb | 1,270 |
| 2025 | May | 700 |
| 2025 | Feb | 850 |
| 2024 | May | 675 |
| 2024 | Feb | 550 |
| 2023 | May | 463 |
| 2023 | Feb | 425 |
| 2022 | May | 400 |
| 2022 | Feb | 425 |
| 2021 | Jun | 400 |
| 2021 | Feb | 425 |
| 2020 | Jun | 50 |
| 2020 | Feb | 500 |
| 2019 | May | 250 |
| 2018 | May | 100 |
| 2017 | May | 50 |
| 2016 | May | 25 |
| 2016 | Mar | 225 |
| 2015 | May | 200 |
| 2015 | May | 500 |
| 2014 | May | 150 |
| 2013 | May | 150 |
| 2012 | May | 50 |
| 2011 | Aug | 2,000 |
| 2011 | May | 100 |
| 2010 | May | 100 |
| 2009 | May | 50 |
| 2008 | May | 25 |
| 2007 | May | 75 |
| 2006 | Oct | 55 |
| 2006 | May | 75 |
| 2005 | Oct | 55 |
| 2005 | May | 70 |
| 2004 | Oct | 50 |
| 2004 | May | 65 |
| 2003 | Oct | 45 |
| 2003 | May | 80 |
| 2002 | May | 50 |
| 2001 | Sep | 25 |
| 2000 | Mar | 25 |
| 1999 | Jun | 25 |
| 1998 | Jun | 25 |
| 1997 | Jan | 25 |