| Date | Amount |
|---|---|
| 06/17/2016 | 5.79 |
| 02/01/2016 | 5.79 |
| 06/15/2015 | 8.42 |
| 02/12/2015 | 8.42 |
| 06/04/2014 | 13.04 |
| 01/27/2014 | 13.04 |
| 06/06/2013 | 17.01 |
| 02/04/2013 | 17.01 |
| 01/30/2012 | 51.74 |
| 02/03/2011 | 42.74 |
| 01/25/2010 | 34.64 |
| 02/12/2009 | 19.76 |
| 01/28/2008 | 27.04 |
| 01/12/2007 | 48.54 |
| 02/06/2006 | 42.58 |
| 02/07/2005 | 33.38 |
| 02/11/2004 | 29.50 |
| 01/30/2003 | 21.18 |
| 02/14/2002 | 23.48 |
| 01/26/2001 | 35.70 |