1991 Jan. 2 Feb. 6 Mar. 13 Apr. 17 May 22 June 26 July 31 Sept. 4 Oct. 9 Nov. 13 Dec. 18 Jan. 9 Feb. 13 Mar. 20 Apr. 24 May 29 July 3 Aug. 7 Sept. 11 Oct. 16 Nov. 20 Dec. 25 Jan. 16 Feb. 20 Mar. 27 May 1 June 5 July 10 Aug. 14 Sept. 18 Oct. 23 Nov. 27 Jan. 23 Feb. 27 Apr. 3 May 8 June 12 July 17 Aug. 21 Sept. 25 Oct. 30 Dec. 4 Jan. 30 Mar. 6 Apr. 10 May 15 June 19 July 24 Aug. 28 Oct. 2 Nov. 6 Dec. 11