Summer 2011	Winter 2011
Spring 2012	Summer 2012
Winter 2012	Summer 2013
Winter 2013	Summer 2014
Winter 2014	Spring 2015
Summer 2015	Winter 2015
Spring 2016	Summer 2016
Summer 2016	Winter 2016
Summer 2017	Winter 2017
Summer 2018	Winter 2018
Spring 2019	Summer 2019
Summer 2019