| 2007 | FD 16.5, SD 3.2, CV 19.5, 100% Comfort, Curv 49.9 |
| 2008 | MFD 18.6, SD 3.6, CV 19.4, .7%>30 |
| 2009 | MFD 21.5, SD 4.3, CV 20.0, 2.9%>30 |
| 2010 | MFD 23.3, SD 4.5, CV 19.3 |
| 2011 | MFD 20.9, SD 4.0, CV 19.1, 2.2%.30 |
| 2012 | MFD 21.6, SD 4.3, CV 20.0, 3.1%.30 |
| | SP ratio 15.2/1 |
| 2013 | ADF 21.33 SD 3.65 CV 17.12 CF 97.39 |