| Date from | Percentage |
|---|---|
| 6 April 2026 | 3.8 |
| 7 April 2025 | 1.7 |
| 8 April 2024 | 6.7 |
| 10 April 2023 | 10.1 |
| 11 April 2022 | 3.1 |
| 12 April 2021 | 0.5 |
| 6 April 2020 | 1.7 |
| 8 April 2019 | 2.4 |
| 9 April 2018 | 3 |
| 10 April 2017 | 1 |
| 11 April 2016 | 0 |
| 6 April 2015 | 1.2 |
| 7 April 2014 | 2.7 |
| 8 April 2013 | 2.2 |
| 9 April 2012 | 5.2 |
| 11 April 2011 | 3.1 |
| April 2010 | 0 |
| 6 April 2009 | 5 |
| 7 April 2008 | 3.9 |
| 9 April 2007 | 3.6 |
| 10 April 2006 | 2.7 |
| 11 April 2005 | 3.1 |
| 12 April 2004 | 2.8 |
| 7 April 2003 | 1.7 |
| 8 April 2002 | 1.7 |
| 9 April 2001 | 3.3 |
| 10 April 2000 | 1.1 |
| 12 April 1999 | 3.2 |