| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Jul | 500 |
| 2025 | Apr | 2,200 |
| 2024 | Apr | 1,950 |
| 2023 | Apr | 1,900 |
| 2022 | Apr | 1,550 |
| 2021 | Jun | 650 |
| 2019 | Jul | 250 |
| 2019 | Apr | 750 |
| 2018 | Apr | 650 |
| 2017 | Apr | 550 |
| 2016 | Apr | 475 |
| 2015 | Apr | 400 |
| 2014 | Apr | 343 |
| 2013 | Apr | 275 |
| 2012 | Apr | 215 |
| 2011 | Apr | 165 |
| 2010 | Apr | 120 |
| 2009 | Apr | 100 |
| 2008 | Apr | 85 |
| 2007 | Apr | 70 |
| 2006 | Apr | 55 |
| 2005 | Apr | 45 |
| 2004 | Apr | 35 |
| 2003 | Apr | 30 |
| 2002 | Apr | 25 |
| 2001 | Apr | 20 |
| 2000 | Apr | 16 |
| 1999 | Apr | 13 |
| 1998 | May | 10 |
| 1997 | May | 8 |