| Year | Month | Dividend (%) |
|---|---|---|
| 2026 | Jan | 90 |
| 2025 | Nov | 80 |
| 2025 | Aug | 50 |
| 2025 | Feb | 80 |
| 2024 | Nov | 80 |
| 2024 | Aug | 40 |
| 2024 | Feb | 40 |
| 2023 | Nov | 20 |
| 2023 | Aug | 20 |
| 2023 | Mar | 50 |
| 2023 | Jan | 20 |
| 2022 | Aug | 30 |
| 2022 | Feb | 60 |
| 2021 | Nov | 40 |
| 2021 | Sep | 20 |
| 2021 | Mar | 40 |
| 2020 | Nov | 10 |
| 2020 | Feb | 30 |
| 2019 | May | 25 |
| 2019 | Feb | 90 |
| 2018 | May | 20 |
| 2018 | Jan | 94 |
| 2017 | Feb | 56 |
| 2016 | May | 15 |
| 2016 | Mar | 25 |
| 2015 | Jun | 10 |
| 2015 | Mar | 25 |
| 2014 | May | 8 |
| 2014 | Feb | 22 |
| 2013 | May | 10 |
| 2013 | Mar | 15 |
| 2012 | May | 2 |
| 2012 | Mar | 18 |
| 2011 | May | 10 |
| 2011 | Jan | 20 |
| 2010 | Aug | 10 |
| 2010 | Mar | 15 |
| 2009 | Jun | 15 |
| 2009 | Jan | 35 |
| 2008 | Jun | 15 |
| 2008 | Jan | 45 |
| 2007 | Jun | 25 |
| 2007 | Mar | 15 |
| 2007 | Jan | 35 |
| 2006 | Jun | 30 |
| 2006 | Jan | 20 |
| 2005 | Jun | 20 |
| 2005 | Jan | 20 |
| 2004 | Jul | 40 |
| 2003 | Jun | 60 |
| 2002 | Jul | 40 |
| 2001 | Jul | 40 |
| 2000 | Aug | 5 |
| 2000 | Apr | 15 |
| 1999 | Aug | 12 |
| 1997 | Aug | 8 |