
| 2024 | 0.0013 | 0.09 | 16.79 | 1.4% |
| 2023 | 0.0012 | 0.09 | 16.91 | 1.3% |
| 2022 | 0.0012 | 0.09 | 17.46 | 1.3% |
| 2021 | 0.00077 | 0.08 | 14.9 | 0.99% |
| 2020 | 0.00061 | 0.07 | 14.23 | 0.85% |
| 2019 | 0.00042 | 0.07 | 14.16 | 0.6% |
| 2018 | 0.00021 | 0.06 | 12.99 | 0.33% |
| 2017 | 0.00016 | 0.07 | 13.84 | 0.24% |
| 2016 | 0.00015 | 0.07 | 14.12 | 0.22% |
| 2015 | 0.000031 | 0.06 | 13.82 | 0.05% |
| 2014 | 0.00001 | 0.06 | 12.75 | 0.02% |
| 2013 | 0.0000068 | 0.05 | 12.09 | 0.01% |
| 2012 | 0.0000034 | 0.05 | 11.66 | 0.0069% |
| 2011 | 0 | 0.05 | 11.93 | 0% |
| 2010 | 0 | 0.04 | 11 | 0% |
| 2009 | 0 | 0.04 | 11.27 | 0% |
| 2008 | 0 | 0.04 | 11.25 | 0% |
| 2007 | 0 | 0.04 | 12.02 | 0% |
| 2006 | 0 | 0.04 | 11.97 | 0% |
| 2005 | 0 | 0.05 | 13.89 | 0% |
| 2004 | 0 | 0.04 | 11.6 | 0% |
| 2003 | 0 | 0.03 | 7.8 | 0% |
| 2002 | 0 | 0.02 | 7.44 | 0% |
| 2001 | 0 | 0.03 | 8.23 | 0% |
| 2000 | 0 | 0.02 | 6.24 | 0% |
| 1999 | 0 | 0.01 | 4.9 | 0% |
| 1998 | 0 | 0.01 | 4.97 | 0% |
| 1997 | 0 | 0.0093 | 3.25 | 0% |