| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 1,100 |
| 2024 | May | 300 |
| 2023 | May | 600 |
| 2022 | May | 250 |
| 2021 | May | 350 |
| 2020 | Mar | 350 |
| 2019 | May | 350 |
| 2018 | May | 350 |
| 2017 | Feb | 320 |
| 2016 | Mar | 320 |
| 2015 | May | 240 |
| 2014 | May | 180 |
| 2013 | May | 150 |
| 2012 | May | 150 |
| 2011 | May | 125 |
| 2010 | Apr | 100 |
| 2009 | Apr | 90 |
| 2008 | Apr | 90 |
| 2007 | Apr | 80 |
| 2006 | Apr | 120 |
| 2005 | Apr | 120 |
| 2004 | Apr | 120 |
| 2003 | Aug | 70 |
| 2002 | May | 70 |
| 2001 | May | 60 |
| 2000 | Apr | 60 |