| Year | Month | Dividend (%) |
|---|---|---|
| 2026 | May | 5 |
| 2025 | May | 12 |
| 2023 | Jun | 10 |
| 2022 | May | 38 |
| 2021 | Nov | 28 |
| 2021 | May | 38 |
| 2020 | Oct | 30 |
| 2020 | Jun | 50 |
| 2019 | May | 10 |
| 2014 | May | 10 |
| 2011 | May | 40 |
| 2010 | Nov | 40 |
| 2010 | May | 20 |
| 2009 | Apr | 10 |
| 2008 | May | 10 |
| 2005 | Jun | 10 |
| 2004 | May | 13 |
| 2004 | Feb | 13 |
| 2002 | Sep | - |
| 1999 | Aug | - |