| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Jul | 200 |
| 2024 | Jul | 200 |
| 2023 | Jul | 225 |
| 2022 | Jul | 200 |
| 2021 | Oct | 200 |
| 2021 | Jan | 150 |
| 2020 | Mar | 125 |
| 2019 | Jul | 125 |
| 2018 | Oct | 150 |
| 2018 | May | 25 |
| 2017 | Nov | 50 |
| 2017 | Jul | 75 |
| 2017 | Feb | 100 |
| 2016 | Mar | 100 |
| 2015 | May | 80 |
| 2014 | May | 60 |
| 2013 | May | 40 |
| 2012 | May | 55 |
| 2011 | May | 45 |
| 2010 | May | 25 |
| 2009 | Jun | 25 |
| 2008 | May | 25 |
| 2007 | May | 25 |
| 2006 | Jul | 22 |
| 2005 | May | 40 |
| 2004 | May | 30 |
| 2003 | Jul | 15 |
| 2002 | May | 8 |
| 2001 | May | 10 |
| 1999 | Jul | - |