| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | Jul | 19 |
| 2024 | Jul | 17 |
| 2023 | May | 20 |
| 2022 | Aug | 20 |
| 2021 | Jun | 14 |
| 2020 | Jun | 12 |
| 2019 | May | 15 |
| 2018 | May | 15 |
| 2017 | May | 14 |
| 2016 | May | 17 |
| 2015 | May | 14 |
| 2014 | Jun | 14 |
| 2013 | May | 14 |
| 2012 | May | 12 |
| 2011 | May | 12 |
| 2010 | May | 12 |
| 2009 | Apr | 12 |
| 2008 | May | 20 |
| 2007 | May | 18 |
| 2006 | Apr | 15 |
| 2005 | Apr | 15 |
| 2004 | Aug | 15 |
| 2003 | Aug | 10 |
| 2002 | May | 10 |
| 2001 | May | 10 |