
| 2024 | 0.23 | 0.99 | 109.8 | 23.3% |
| 2023 | 0.19 | 0.99 | 108.1 | 19.8% |
| 2022 | 0.13 | 0.93 | 101.2 | 13.6% |
| 2021 | 0.14 | 0.98 | 105.9 | 14.6% |
| 2020 | 0.09 | 0.91 | 97.43 | 9.6% |
| 2019 | 0.08 | 0.95 | 101.2 | 8.5% |
| 2018 | 0.08 | 0.99 | 104.3 | 8% |
| 2017 | 0.08 | 0.94 | 98.74 | 8% |
| 2016 | 0.07 | 0.94 | 99.32 | 7.9% |
| 2015 | 0.06 | 0.95 | 100.4 | 6.3% |
| 2014 | 0.07 | 1.12 | 118.2 | 6.1% |
| 2013 | 0.07 | 1.12 | 118.1 | 6.1% |
| 2012 | 0.07 | 1.17 | 123.7 | 5.8% |
| 2011 | 0.07 | 1.16 | 122.5 | 5.8% |
| 2010 | 0.07 | 1.12 | 118.2 | 6.1% |
| 2009 | 0.08 | 1.05 | 110.9 | 7.4% |
| 2008 | 0.08 | 1.13 | 118.9 | 7.2% |
| 2007 | 0.08 | 1.12 | 116.9 | 7.3% |
| 2006 | 0.08 | 1.15 | 119.9 | 7.2% |
| 2005 | 0.08 | 1.08 | 111.7 | 7.7% |
| 2004 | 0.08 | 0.96 | 98.68 | 8.8% |
| 2003 | 0.08 | 1.03 | 105.3 | 8.1% |
| 2002 | 0.09 | 0.99 | 99.85 | 8.8% |
| 2001 | 0.09 | 1.02 | 102.8 | 8.5% |
| 2000 | 0.09 | 1.09 | 109.2 | 8% |
| 1999 | 0.09 | 1 | 99.92 | 8.7% |
| 1998 | 0.09 | 0.97 | 96.27 | 8.9% |
| 1997 | 0.08 | 0.99 | 97.87 | 8.6% |
| 1996 | 0.09 | 1 | 98.29 | 9% |
| 1995 | 0.09 | 1 | 97.94 | 9.5% |
| 1994 | 0.1 | 1.06 | 103.5 | 9.1% |
| 1993 | 0.1 | 1.28 | 125 | 7.5% |
| 1992 | 0.09 | 1.5 | 147 | 6.3% |