| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Nov | 50 |
| 2025 | May | 50 |
| 2024 | Nov | 50 |
| 2024 | May | 50 |
| 2023 | Oct | 50 |
| 2023 | May | 50 |
| 2022 | Oct | 50 |
| 2022 | May | 150 |
| 2022 | Jan | 50 |
| 2021 | Oct | 50 |
| 2021 | Aug | 50 |
| 2021 | May | 100 |
| 2021 | Jan | 50 |
| 2020 | Oct | 50 |
| 2020 | Jul | 50 |
| 2020 | Jun | 100 |
| 2020 | Jan | 50 |
| 2019 | Oct | 50 |
| 2019 | Aug | 50 |
| 2019 | May | 75 |
| 2019 | Jan | 50 |
| 2018 | Oct | 50 |
| 2018 | Aug | 50 |
| 2018 | May | 95 |
| 2018 | Jan | 35 |
| 2017 | Nov | 35 |
| 2017 | Aug | 95 |
| 2017 | Aug | 35 |
| 2017 | Jan | 35 |
| 2016 | Oct | 35 |
| 2016 | Jul | 35 |
| 2016 | May | 45 |
| 2016 | Jan | 35 |
| 2015 | Nov | 35 |
| 2015 | Jul | 35 |
| 2015 | May | 45 |
| 2015 | Jan | 35 |
| 2014 | Oct | 35 |
| 2014 | Jul | 35 |
| 2014 | May | 45 |
| 2014 | Jan | 35 |
| 2013 | Nov | 35 |
| 2013 | Jul | 35 |
| 2013 | May | 35 |
| 2013 | Jan | 35 |
| 2012 | Oct | 35 |
| 2012 | Jul | 35 |
| 2012 | May | 35 |
| 2012 | Feb | 35 |
| 2011 | Nov | 35 |
| 2011 | Aug | 35 |
| 2011 | Apr | 35 |
| 2011 | Jan | 35 |
| 2010 | Oct | 35 |
| 2010 | Jul | 35 |
| 2010 | Apr | 35 |
| 2010 | Jan | 35 |
| 2009 | Oct | 35 |
| 2009 | Jul | 35 |
| 2009 | Apr | 35 |
| 2009 | Jan | 35 |
| 2008 | Oct | 35 |
| 2008 | Jul | 35 |
| 2008 | Apr | 35 |
| 2008 | Jan | 35 |
| 2007 | Oct | 35 |
| 2007 | Aug | 35 |
| 2007 | Apr | 30 |
| 2007 | Jan | 30 |
| 2006 | Oct | 30 |
| 2006 | Aug | 30 |
| 2006 | Apr | 30 |
| 2006 | Jan | 30 |
| 2005 | Nov | 30 |
| 2005 | Jul | 30 |
| 2005 | May | 50 |
| 2004 | Oct | 50 |
| 2004 | May | 25 |
| 2004 | Feb | 50 |
| 2003 | Aug | 25 |
| 2003 | Apr | 25 |
| 2001 | Aug | 50 |
| 2000 | Apr | 75 |
| 1999 | Aug | 40 |
| 1999 | May | 60 |
| 1998 | Jul | 40 |
| 1998 | Feb | 75 |
| 1997 | Aug | 115 |