| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 50 |
| 2025 | Feb | 83 |
| 2024 | May | 65 |
| 2024 | Jan | 90 |
| 2023 | May | 60 |
| 2023 | Jan | 90 |
| 2022 | May | 33 |
| 2022 | Feb | 35 |
| 2021 | Nov | 35 |
| 2021 | Aug | 23 |
| 2021 | Jun | 85 |
| 2021 | Feb | 65 |
| 2020 | Jul | 103 |
| 2020 | Feb | 135 |
| 2019 | May | 108 |
| 2019 | Feb | 107 |
| 2011 | Aug | 240 |
| 2011 | Feb | 260 |
| 2010 | Aug | 158 |
| 2010 | Jan | 212 |
| 2009 | Jun | 97 |
| 2009 | Jan | 203 |
| 2008 | Jul | 97 |
| 2008 | Jan | 203 |
| 2007 | Jul | 57 |
| 2007 | Jan | 203 |
| 2006 | Aug | 5 |
| 2006 | Jan | 255 |
| 2005 | Aug | 410 |
| 2004 | Aug | 380 |
| 2003 | Jul | 380 |
| 2002 | Jul | 350 |
| 2001 | Aug | - |
| 2000 | Aug | 5 |
| 1999 | Aug | 23 |
| 1998 | Sep | 175 |
| 1997 | Sep | 40 |