
| 2024 | 0.0039 | 0.0095 | 6.77 | 41.2% |
| 2023 | 0.03 | 0.0092 | 6.62 | 318% |
| 2022 | 0.13 | 0.0092 | 6.74 | 1391% |
| 2021 | 0.25 | 0.0087 | 6.44 | 2869% |
| 2020 | 0.28 | 0.0089 | 6.69 | 3124.1% |
| 2019 | 0.25 | 0.0093 | 7.12 | 2702.8% |
| 2018 | 0.26 | 0.0077 | 6 | 3424.5% |
| 2017 | 0.26 | 0.0073 | 5.81 | 3525.7% |
| 2016 | 0.29 | 0.0071 | 5.8 | 4117.7% |
| 2015 | 0.37 | 0.0073 | 6.05 | 5135.9% |
| 2014 | 0.32 | 0.0074 | 6.29 | 4334.3% |
| 2013 | 0.38 | 0.0065 | 5.59 | 5810.7% |
| 2012 | 0.42 | 0.0043 | 3.79 | 9650.8% |
| 2011 | 0.4 | 0.0036 | 3.27 | 11048.9% |
| 2010 | 0.39 | 0.0035 | 3.23 | 11255.2% |
| 2009 | 0.44 | 0.0034 | 3.18 | 12923.9% |
| 2008 | 0.44 | 0.003 | 2.91 | 14689% |
| 2007 | 0.39 | 0.0027 | 2.72 | 14325.7% |
| 2006 | 0.36 | 0.0026 | 2.71 | 13731.2% |
| 2005 | 0.17 | 0.0026 | 2.73 | 6679.8% |
| 2004 | 0.09 | 0.0026 | 2.78 | 3618.7% |
| 2003 | 0 | 0.0024 | 2.6 | 0% |