| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Nov | 70 |
| 2025 | May | 30 |
| 2024 | Oct | 70 |
| 2024 | May | 30 |
| 2023 | Oct | 70 |
| 2023 | May | 30 |
| 2022 | Nov | 70 |
| 2022 | May | 45 |
| 2021 | Nov | 70 |
| 2021 | Jun | 35 |
| 2020 | Nov | 80 |
| 2020 | Jun | 70 |
| 2019 | Oct | 55 |
| 2019 | May | 45 |
| 2018 | Nov | 55 |
| 2018 | May | 45 |
| 2017 | May | 25 |
| 2016 | May | 25 |
| 2015 | Apr | 20 |
| 2014 | Apr | 20 |
| 2013 | Apr | 25 |
| 2012 | Apr | 25 |
| 2011 | Apr | 20 |
| 2010 | Apr | 18 |
| 2009 | Apr | 18 |
| 2008 | Apr | 15 |
| 2007 | Apr | 13 |