| Year | Month | Dividend (%) |
|---|---|---|
| 2026 | Apr | 150 |
| 2025 | Apr | 100 |
| 2024 | Apr | 100 |
| 2023 | Apr | 80 |
| 2022 | Apr | 80 |
| 2021 | Apr | 60 |
| 2020 | Feb | 100 |
| 2019 | May | 50 |
| 2018 | May | 35 |
| 2017 | May | 35 |
| 2016 | Mar | 35 |
| 2015 | May | 35 |
| 2014 | May | 35 |
| 2013 | May | 30 |
| 2012 | May | 30 |
| 2011 | May | 25 |
| 2010 | May | 20 |
| 2009 | May | 20 |
| 2008 | May | 20 |