| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 1,300 |
| 2025 | May | 350 |
| 2024 | May | 350 |
| 2023 | May | 50 |
| 2023 | May | 350 |
| 2022 | Sep | 300 |
| 2022 | May | 350 |
| 2021 | May | 50 |
| 2021 | May | 300 |
| 2020 | Jun | 100 |
| 2020 | Apr | 3,200 |
| 2019 | May | 225 |
| 2018 | May | 200 |
| 2017 | Jul | 50 |
| 2017 | Jul | 150 |
| 2016 | May | 150 |
| 2015 | May | 125 |
| 2013 | Nov | 3,600 |
| 2013 | May | 325 |
| 2012 | May | 125 |
| 2011 | May | 40 |
| 2011 | Jan | 125 |
| 2010 | Feb | 125 |
| 2009 | Feb | 125 |
| 2008 | Feb | 275 |
| 2007 | Jan | 125 |
| 2006 | Feb | 100 |
| 2005 | Feb | 100 |
| 2004 | Feb | 75 |
| 2003 | Feb | 75 |
| 2002 | Jan | 50 |
| 2001 | Feb | 40 |
| 2000 | Mar | 50 |
| 1999 | Feb | 40 |
| 1998 | Mar | 30 |
| 1997 | Jul | 40 |