Here are some earlier magazines.

2017

December to February 2018
September to November 2017
June to August 2017
March to May 2017

2016

December to February 2016
September to November 2016
June to August 2016
March to May 2016

2015

December 2015 to February 2016
September to November 2015
June to August 2015
March to May 2015

2014

December 2014 to February 2015
September to November 2014
June to August 2014
March to May 2014

2013

December 2013 to February 2014
September to November 2013 
June to August 2013
March to May 2013

2012

December 2012 to February 2013
September to November 2012
June to August 2012
March to May 2012

2011

December 2011 to February 2012
September to November 2011
June to August 2011

2010

December 2010 to February 2011
September to November 2010
June to August 2010
March to May 2010

2009

December 2009 to February 2010
September to November 2009
June to September 2009

2008

December 2008 to February 2009
September to November 2008
June to September 2008
March to May 2008