| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 75 |
| 2025 | Mar | 50 |
| 2024 | May | 75 |
| 2023 | May | 25 |
| 2022 | May | 25 |
| 2022 | Feb | 20 |
| 2021 | Jun | 20 |
| 2020 | Jun | 15 |
| 2019 | May | 13 |
| 2018 | May | 13 |
| 2017 | Jun | 13 |
| 2016 | Mar | 25 |
| 2015 | May | 25 |
| 2014 | Jun | 25 |
| 2013 | May | 23 |
| 2012 | May | 23 |
| 2011 | May | 18 |
| 2010 | May | 15 |
| 2008 | Jul | 15 |
| 2007 | Jul | 25 |
| 2006 | Jul | 20 |
| 2005 | Jul | 10 |
| 2004 | Jul | 10 |