| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Apr | 825 |
| 2024 | Apr | 775 |
| 2023 | Apr | 845 |
| 2022 | May | 605 |
| 2021 | May | 405 |
| 2020 | May | 270 |
| 2019 | Apr | 250 |
| 2018 | May | 250 |
| 2017 | May | 235 |
| 2016 | May | 225 |
| 2015 | May | 225 |
| 2014 | May | 225 |
| 2013 | May | 215 |
| 2012 | May | 215 |
| 2011 | May | 200 |
| 2010 | May | 200 |
| 2009 | Jun | 175 |
| 2008 | Jun | 350 |
| 2007 | Jun | 150 |
| 2006 | Jun | 120 |
| 2005 | Jun | 100 |
| 2004 | Jun | 85 |
| 2003 | Jun | 70 |
| 2002 | Apr | 70 |
| 2001 | Jun | 90 |
| 2000 | Apr | 110 |
| 1999 | Jun | 110 |
| 1998 | Jun | 101 |
| 1997 | Jun | 65 |