
| 2024 | 0.03 | 0.1 | 53.19 | 27.1% |
| 2023 | 0.03 | 0.1 | 55.12 | 29.5% |
| 2022 | 0.03 | 0.1 | 56.99 | 32.3% |
| 2021 | 0.03 | 0.11 | 57.02 | 29.2% |
| 2020 | 0.04 | 0.1 | 54.25 | 35.2% |
| 2019 | 0.04 | 0.11 | 56.78 | 35.2% |
| 2018 | 0.04 | 0.1 | 51.11 | 37.9% |
| 2017 | 0.04 | 0.1 | 52.34 | 34.9% |
| 2016 | 0.04 | 0.1 | 50.09 | 39% |
| 2015 | 0.04 | 0.1 | 50.22 | 43.9% |
| 2014 | 0.05 | 0.1 | 50.35 | 45.4% |
| 2013 | 0.05 | 0.1 | 49.35 | 46.6% |
| 2012 | 0.05 | 0.1 | 51.27 | 46.6% |
| 2011 | 0.06 | 0.11 | 54.31 | 49.9% |
| 2010 | 0.05 | 0.1 | 48.63 | 49.6% |
| 2009 | 0.05 | 0.1 | 47.63 | 50.7% |
| 2008 | 0.05 | 0.1 | 49.96 | 47.9% |
| 2007 | 0.04 | 0.1 | 50.09 | 41.6% |
| 2006 | 0.05 | 0.1 | 47.33 | 46.7% |
| 2005 | 0.05 | 0.1 | 47.88 | 47.1% |
| 2004 | 0.05 | 0.1 | 46.92 | 50.4% |
| 2003 | 0.05 | 0.09 | 45.04 | 53.1% |
| 2002 | 0.05 | 0.09 | 43.33 | 54.5% |
| 2001 | 0.05 | 0.09 | 44.35 | 56.5% |
| 2000 | 0.05 | 0.1 | 46.32 | 52.4% |
| 1999 | 0.05 | 0.1 | 47.72 | 51% |
| 1998 | 0.05 | 0.11 | 52.1 | 50.6% |
| 1997 | 0.04 | 0.09 | 45.19 | 48.1% |
| 1996 | 0.05 | 0.1 | 49.45 | 46.8% |
| 1995 | 0.05 | 0.09 | 45.19 | 52.1% |
| 1994 | 0.04 | 0.09 | 44.19 | 50.4% |
| 1993 | 0.04 | 0.1 | 51.37 | 42.8% |
| 1992 | 0.05 | 0.1 | 48.39 | 46.3% |