| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 2,100 |
| 2024 | Apr | 800 |
| 2023 | Apr | 1,400 |
| 2022 | Apr | 1,400 |
| 2021 | Apr | 1,400 |
| 2020 | Feb | 1,200 |
| 2019 | May | 600 |
| 2018 | May | 600 |
| 2017 | May | 550 |
| 2016 | May | 50 |
| 2016 | Mar | 500 |
| 2015 | May | 500 |
| 2014 | May | 500 |
| 2013 | May | 450 |
| 2012 | May | 450 |
| 2011 | May | 400 |
| 2010 | May | 400 |
| 2009 | May | 220 |
| 2008 | May | 200 |