| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Jul | 25 |
| 2024 | Jul | 10 |
| 2024 | May | 10 |
| 2016 | May | 10 |
| 2013 | Apr | 10 |
| 2012 | Apr | 20 |
| 2011 | May | 20 |
| 2010 | Jun | 15 |
| 2009 | Jun | 10 |
| 2008 | Jul | 15 |
| 2007 | May | 23 |
| 2006 | Jun | 20 |
| 2005 | Jun | 20 |
| 2004 | Oct | 18 |
| 2003 | Nov | 15 |
| 2002 | May | 60 |
| 2001 | Jun | 50 |
| 2000 | Aug | 10 |
| 2000 | Apr | 35 |
| 1999 | Jun | 32 |