http://spreadsheets.google.com/feeds/list/pxmoyn3HoN6WhQngG21-DRg/od6/public/basic/clrrx2008-03-19T14:49:47.094Z_cokwr: 9/1/2007, _cpzh4: 8/26/2006, _cre1l: 8/27/2005, _chk2m: 8/28/2004, _ciyn3: 8/30/2003, _ckd7g: 8/31/2002, _clrrx: 8/31/2002, _cyevm: 8/31/2002