| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Apr | 30 |
| 2024 | May | 30 |
| 2023 | May | 24 |
| 2023 | Feb | 30 |
| 2022 | May | 17 |
| 2022 | Jan | 8 |
| 2021 | Nov | 8 |
| 2021 | Aug | 8 |
| 2015 | Apr | 13 |
| 2015 | Jan | 8 |
| 2014 | May | 10 |
| 2013 | May | 10 |
| 2012 | Apr | 30 |
| 2011 | Apr | 10 |
| 2009 | Jul | 10 |
| 2008 | Jun | 20 |
| 2007 | Jun | 20 |
| 2006 | Apr | 10 |
| 2005 | Oct | 10 |
| 2005 | Jun | 5 |
| 2005 | Feb | 10 |
| 1997 | Jul | 5 |