| Year | Month | Dividend (%) |
|---|---|---|
| 2026 | Jan | - |
| 2025 | Jul | 400 |
| 2025 | Jan | 500 |
| 2024 | Jul | 400 |
| 2024 | Jan | 250 |
| 2023 | Jul | 300 |
| 2023 | Jan | 350 |
| 2022 | Aug | 450 |
| 2022 | Jan | 170 |
| 2021 | Aug | 170 |
| 2021 | Jan | 350 |
| 2020 | Jan | 100 |
| 2019 | Aug | 150 |
| 2019 | Jan | 170 |
| 2018 | Aug | 320 |
| 2018 | Feb | 140 |
| 2017 | Aug | 400 |
| 2017 | Feb | 110 |
| 2016 | Aug | 300 |
| 2016 | Feb | 150 |
| 2015 | Aug | 250 |
| 2015 | Jan | 110 |
| 2014 | Aug | 220 |
| 2014 | Feb | 270 |
| 2013 | Aug | 400 |
| 2013 | May | 300 |
| 2012 | Aug | 100 |
| 2012 | Jan | 135 |
| 2011 | Jul | 20 |
| 2010 | Apr | 20 |
| 2009 | Apr | 10 |
| 2008 | Apr | 8 |
| 2007 | Apr | 13 |
| 2006 | May | 13 |
| 2002 | May | - |
| 2001 | Jun | - |
| 2000 | May | 20 |