| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Jul | 100 |
| 2025 | May | 100 |
| 2025 | Jan | 50 |
| 2024 | Oct | 50 |
| 2024 | Jul | 50 |
| 2024 | May | 50 |
| 2024 | May | 100 |
| 2023 | Jul | 50 |
| 2023 | Jul | 50 |
| 2022 | Oct | 50 |
| 2022 | Jan | 50 |
| 2021 | Oct | 50 |
| 2021 | Jan | 50 |
| 2020 | Oct | 50 |
| 2020 | Feb | 50 |
| 2019 | May | 15 |
| 2018 | May | 15 |
| 2017 | May | 15 |
| 2016 | May | 15 |
| 2015 | May | 20 |
| 2014 | May | 23 |
| 2013 | May | 20 |
| 2011 | May | 10 |
| 2010 | May | 15 |
| 2009 | Jul | 10 |
| 2008 | Jun | 15 |
| 2007 | Apr | 10 |