September October November December 18, 2018
January February March 18 March 27 May 13 RULES REVISIONS September October 21 November 18 December 16 2020 January February 10 February 15 March 16 June 5 September 2 September 14 October 19, 2020 November 16, 2020 December 14, 2020 2021 January 11, 2021 February 5, 2021 February 8, 2021 March 15, 2021