31/12   31/11
December 2012 - 31/12   November 2012 - 31/11
GTG 31/10   31/9
October 2012 - 31/10   September 2012 - 31/9
GTG 31/8   GTG 31/7
August 2012 - 31/8   July 2012 - 31/7
GTG 31/6   GTG 31/5
June 2012 - 31/6   May 2012 - 31/5
GTG 31/4   GTG 31/3
April 2012 - 31/4   March 2012 - 31/3
GTG 31/2   GTG 31/1
February 2012 - 31/2   January 2012 - 31/1