| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Apr | 750 |
| 2024 | Apr | 700 |
| 2023 | Jun | 606 |
| 2022 | Apr | 425 |
| 2021 | Apr | 240 |
| 2021 | Apr | 240 |
| 2020 | Apr | 165 |
| 2019 | Apr | 135 |
| 2018 | Apr | 110 |
| 2017 | May | 160 |
| 2016 | Apr | 140 |
| 2015 | Apr | 110 |
| 2014 | Apr | 90 |
| 2013 | Apr | 50 |
| 2012 | May | 70 |
| 2011 | Apr | 70 |
| 2010 | May | 70 |
| 2009 | Apr | 70 |
| 2008 | Apr | 70 |
| 2007 | Apr | 70 |
| 2006 | Apr | 65 |
| 2005 | Apr | 55 |
| 2004 | Apr | 40 |
| 2003 | Apr | 25 |
| 2002 | Apr | 35 |
| 2001 | Jun | 25 |
| 2000 | Apr | 15 |
| 1999 | Jun | - |