April 22 - 25 April 15 - 19 April 2 - 5 March 18 - 21 Mar 11 - 15 March 4 - 8 Feb 26 - Mar 1 Feb 20 - 23 Feb 12 - 15 Jan 29 - Feb 2 Jan 22 - 26 Jan 15 - 19 Jan 8 - 12 Dec 18 - 22 Dec 11 15 Dec 4- 8 Nov 27 - Dec 1 Nov. 20 - 24 Nov 13 - 17 October 23 - 27 Oct 10 - 15 Oct 2 - 5 Sept 25 - 28 Sept 18-21