| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 1,300 |
| 2024 | May | 1,200 |
| 2023 | May | 1,000 |
| 2022 | May | 300 |
| 2022 | May | 400 |
| 2021 | Jun | 260 |
| 2020 | Feb | 260 |
| 2019 | May | 260 |
| 2018 | May | 240 |
| 2017 | May | 240 |
| 2016 | May | 180 |
| 2015 | Apr | 125 |
| 2014 | Apr | 100 |
| 2013 | Apr | 80 |
| 2012 | Jul | 60 |
| 2011 | Jul | 50 |
| 2010 | Jul | 50 |
| 2009 | May | 40 |
| 2008 | May | 30 |
| 2007 | May | 22 |
| 2006 | May | 18 |
| 2005 | Jul | 16 |
| 2004 | Jun | 15 |
| 2003 | Jun | 12 |
| 2002 | Sep | 12 |