| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 180 |
| 2024 | Jul | 200 |
| 2024 | May | 240 |
| 2023 | May | 270 |
| 2022 | May | 1,010 |
| 2022 | May | 80 |
| 2021 | Jun | 80 |
| 2020 | May | 80 |
| 2019 | May | 125 |
| 2018 | May | 80 |
| 2017 | May | 70 |
| 2016 | May | 70 |
| 2015 | May | 65 |
| 2014 | Feb | 65 |
| 2013 | Feb | 60 |
| 2012 | Feb | 60 |
| 2011 | Feb | 40 |
| 2010 | Feb | 30 |
| 2009 | Feb | 25 |
| 2008 | Mar | 20 |
| 2002 | Mar | 8 |
| 2001 | Feb | 15 |
| 2000 | Mar | 15 |
| 1999 | Mar | 9 |