| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 340 |
| 2024 | Jun | 310 |
| 2023 | May | 360 |
| 2022 | May | 330 |
| 2021 | May | 200 |
| 2021 | May | 380 |
| 2020 | Feb | 140 |
| 2019 | Nov | 75 |
| 2019 | May | 165 |
| 2018 | May | 120 |
| 2017 | May | 115 |
| 2017 | Feb | 100 |
| 2016 | May | 105 |
| 2015 | May | 95 |
| 2014 | May | 45 |
| 2013 | May | 20 |
| 2012 | May | 20 |
| 2011 | May | 55 |
| 2010 | May | 50 |
| 2009 | May | 40 |
| 2008 | May | 35 |
| 2007 | May | 25 |