| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Nov | 100 |
| 2025 | May | 425 |
| 2024 | Oct | 200 |
| 2024 | Mar | 495 |
| 2023 | May | 260 |
| 2022 | May | 100 |
| 2021 | Jun | 60 |
| 2020 | Mar | 50 |
| 2019 | May | 310 |
| 2018 | May | 243 |
| 2017 | May | 156 |
| 2016 | May | 95 |
| 2015 | May | 45 |
| 2013 | May | 60 |
| 2012 | May | 100 |
| 2011 | May | 200 |
| 2010 | Apr | 150 |
| 2009 | May | 100 |
| 2008 | May | 150 |
| 2007 | Mar | 150 |
| 2006 | May | 120 |
| 2005 | Apr | 100 |
| 2004 | Jun | 75 |
| 2003 | May | 50 |
| 2002 | May | 45 |
| 2001 | Apr | 40 |
| 2000 | Apr | 35 |
| 1999 | Jul | 10 |
| 1998 | Jun | 10 |
| 1997 | Jun | 50 |