Apr 8, 2017–May 21, 2017

Mar 8, 2017–Apr 21, 2017

Feb 7, 2017–Mar 21, 2017

Jan 7, 2017–Feb 21, 2017

expired on Jan 22, 2017

expired on Dec 22, 2016

expired on Nov 22, 2016

expired on Oct 22, 2016

expired on Sep 22, 2016

expired on Aug 22, 2016

expired on Jul 22, 2016

expired on Jun 22, 2016

expired on May 22, 2016

expired on Apr 22, 2016

expired on Mar 22, 2016

expired on Feb 22, 2016

expired on Jan 22, 2016

expired on Dec 22, 2015

expired on Nov 22, 2015

expired on Oct 22, 2015