| Year | Month | Dividend (%) |
|---|---|---|
| 2025 | May | 1,000 |
| 2025 | Feb | 600 |
| 2024 | May | 900 |
| 2024 | Feb | 600 |
| 2023 | May | 550 |
| 2023 | Feb | 450 |
| 2022 | May | 300 |
| 2022 | Feb | 300 |
| 2021 | May | 200 |
| 2021 | Feb | 300 |
| 2020 | Jun | 100 |
| 2020 | Feb | 300 |
| 2019 | May | 150 |
| 2018 | Oct | 250 |
| 2018 | May | 250 |
| 2017 | Oct | 150 |
| 2017 | May | 250 |
| 2016 | Oct | 150 |
| 2016 | Mar | 190 |
| 2015 | Nov | 120 |
| 2015 | May | 130 |
| 2014 | Oct | 120 |
| 2014 | May | 100 |
| 2014 | Feb | 50 |
| 2013 | Aug | 100 |
| 2013 | May | 50 |
| 2012 | May | 60 |
| 2011 | Nov | 40 |
| 2011 | Apr | 40 |
| 2010 | May | 20 |
| 2005 | Mar | 18 |
| 2004 | Jun | 18 |
| 2002 | Jul | 5 |
| 2001 | Jul | 5 |
| 2000 | Jun | 18 |
| 1999 | Aug | 20 |
| 1998 | Jul | 20 |