| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Nov | 120 |
| 2025 | May | 180 |
| 2024 | Oct | 120 |
| 2024 | May | 120 |
| 2023 | Oct | 100 |
| 2023 | May | 90 |
| 2022 | Nov | 100 |
| 2022 | May | 50 |
| 2022 | Jan | 80 |
| 2021 | Jun | 80 |
| 2020 | Feb | 35 |
| 2019 | Nov | 25 |
| 2019 | May | 20 |
| 2019 | Jan | 15 |
| 2018 | Oct | 25 |
| 2018 | May | 15 |
| 2018 | Jan | 15 |
| 2017 | Oct | 25 |
| 2017 | May | 15 |
| 2017 | Feb | 15 |
| 2016 | Oct | 15 |
| 2016 | Mar | 20 |
| 2015 | Nov | 10 |
| 2015 | May | 20 |
| 2014 | Oct | 10 |
| 2014 | May | 15 |
| 2013 | Oct | 10 |
| 2013 | May | 10 |
| 2012 | May | 10 |
| 2011 | Apr | 8 |
| 2010 | Apr | 8 |
| 2009 | May | 8 |
| 2008 | May | 8 |
| 2007 | Jul | 8 |