| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 450 |
| 2024 | May | 400 |
| 2023 | May | 400 |
| 2022 | May | 400 |
| 2021 | Jun | 400 |
| 2020 | Feb | 175 |
| 2019 | May | 175 |
| 2018 | May | 125 |
| 2017 | Feb | 125 |
| 2016 | Mar | 100 |
| 2015 | Jun | 20 |
| 2014 | Jun | 20 |
| 2013 | May | 80 |
| 2012 | Sep | 10 |
| 2011 | Jul | 10 |
| 2010 | Aug | 10 |
| 2009 | Jul | 10 |
| 2008 | Aug | 10 |
| 2007 | Aug | 10 |
| 2006 | Sep | 10 |
| 2005 | Oct | 10 |
| 2004 | Oct | 10 |
| 2003 | Nov | 10 |
| 2002 | Oct | 10 |
| 2001 | Oct | 10 |
| 2000 | Sep | 10 |
| 1999 | Oct | 10 |
| 1998 | Sep | 5 |
| 1997 | Sep | 5 |