- inception – March 2005
- March 2005 – December 2005
- December 2005 – January 2006
- January 2006 – February 2006
- February 2006 – April 2006
- April 2006 – June 2006
- June 2006 – October 2006
- October 2006 – June 2007
- June 2007 – December 2008
- January 2009 - September 2009
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