| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Apr | 50 |
| 2025 | Apr | 250 |
| 2024 | Apr | 200 |
| 2023 | Apr | 150 |
| 2022 | Apr | 120 |
| 2021 | Apr | 90 |
| 2020 | Mar | 50 |
| 2019 | Apr | 30 |
| 2018 | May | 30 |
| 2017 | Apr | 35 |
| 2016 | Mar | 20 |
| 2015 | Apr | 10 |
| 2014 | May | 10 |
| 2014 | Apr | 15 |
| 2013 | May | 15 |
| 2012 | Apr | 10 |
| 2011 | Apr | 20 |
| 2010 | May | 18 |
| 2009 | Jun | 15 |
| 2008 | Jul | 15 |