version: version 64 - February 19, 2013version 63 - December 7, 2012version 62 - October 19, 2012version 61 - September 24, 2012version 60 - August 27, 2012version 59 - August 17, 2012version 58 - June 8, 2012version 57 - May 16, 2012version 56 - March 26, 2012version 55 - March 6, 2012version 54 - February 13, 2012version 53 - January 13, 2012version 52 - December 2, 2011version 51 - December 2, 2011version 50 - November 18, 2011version 49 - November 14, 2011version 48 - November 11, 2011version 47 - October 10, 2011version 46 - September 30, 2011version 45 - September 26, 2011version 44 - September 14, 2011version 43 - August 8, 2011version 42 - August 1, 2011version 41 - July 25, 2011version 40 - June 22, 2011version 39 - June 3, 2011version 38 - May 25, 2011version 37 - May 13, 2011version 36 - May 3, 2011version 35 - April 18, 2011version 34 - April 15, 2011version 33 - April 11, 2011version 32 - April 11, 2011version 30 - March 21, 2011version 29 - March 16, 2011version 28 - March 10, 2011version 27 - March 4, 2011version 26 - February 18, 2011version 25 - February 14, 2011version 24 - February 4, 2011version 23 - January 28, 2011version 22 - January 24, 2011version 21 - January 18, 2011version 20 - January 10, 2011version 19 - December 10, 2010version 18 - December 3, 2010version 17 - November 18, 2010version 16 - November 5, 2010version 15 - October 5, 2010version 14 - August 18, 2010version 13 - August 16, 2010version 12 - July 30, 2010version 11 - July 5, 2010version 10 - June 22, 2010version 9 - June 21, 2010version 8 - June 14, 2010version 7 - June 9, 2010version 6 - June 7, 2010version 5 - May 28, 2010version 4 - May 24, 2010version 3 - May 21, 2010version 2 - May 14, 2010version 1 - May 11, 2010