36th:  (b) 2 close, 6 open, 5 close, 1 open, 2 close, 2 open, 4 close, 2 open, 4 close, 3 open, 1 close, 2 open, 4 close, 1 open, 4 close, (a) 5 open, 1 close, 3 open.

37th:  (b) 2 close, 5 open, 4 close, 2 open, 3 close, X 1 open, 5 close, X twice, 5 open, 4 close, 1 open, 4 close, 3 open, (a) 3 close, 1 open, 1 close.

38th:  (b) 2 close, 4 open, 4 close, 1 open, 4 close, 1 open, 6 close, 1 open, 4 close, 5 open, 3 close, 2 open, 4 close, (a) 2 open, 8 close, 3 open.

39th:  (b) 2 close, 4 open, 3 close, 1 open, 5 close, 1 open, 3 close, X 1 open, 2 close, X twice, 1 open, 1 close, 4 open, 3 close, 1 open, 6 close, (a) 1 open, 2 close, 2 open, 2 close, 1 open, 3 close, 2 open.

40th:  (b) 2 close, 3 open, 4 close, 1 open, 5 close, 1 open, 2 close, 2 open, 5 close, 5 open, 3 close, 1 open, 6 close, (a) 1 open, 2 close, 1 open, 7 close, 4 open, 1 close, 1 open, 2 close, 2 open.

41st:  (b) 2 close, 3 open, 3 close, 1 open, 6 close, 1 open, 2 close, 2 open., 5 close, 5 open, 2 close, 1 open, 6 close, (a) 1 open, 2 close, 1 open, 7 close, 1 open, 2 close, 3 open.

42nd:  (b) 2 close, 2 open, 3 close, 1 open, 6 close, 1 open, 3 close, 3 open, 3 close, 5 open, 2 close, 1 open, 6 close, (a) 2 open, 2 close, 1 open, 4 close, 1 open, 2 close, 1 open, 3 close, 3 open.

43rd (b) 2 close, 2 open, 2 close, 1 open, 7 close, 1 open, 3 close, 4 open, 3 close, 4 open, 2 close, 1 open, 4 close, 3 open, (a) 2 close, 1 open, 5 close, 1 open, 3 close, 1 open, 2 close, 5 open.

44th:  (b) 2 close, 2 open, 4 close, 1 open, 5 close, 1 open, 3 close, 11 open, 4 close, (a) 6 open, 2 close, 1 open, 4 close, 2 open, X 1 close, 1 open, X twice, 2 close, 8 open.

45th:  (b) 2 close, 2 open, 3 close, 2 open, 4 close, 1 open, 5 close, 10 open, 2 close, 2 open, 2 close, (a) 3 open, 2 close, 1 open, 4 close, X 1 open, 1 close, X 3 times, 1 open, 2 close, 6 open.

46th:  (b) X 2 close, 2 open, X twice, 4 close, 2 open, 6 close, 9 open, 1 close, 2 open, 2 close, (a) 4 open, 2 close, 1 open, 3 close, * 1 open, 3 close, * twice, 2 open, 2 close, 7 open.

47th:  (b) 2 close, 3 open, 1 close, 2 open, 3 close, 1 open, 1 close, 1 open, 7 close, 9 open, 4 close, (a) 4 open, 2 close, 1 open, 3 close, X 1 open, 2 close, X twice, 1 open, 3 close, 7 open.

48th:  (b) 2 close, 5 open, 3 close, 1 open, X 2 close, 1 open, X twice, 3 close, 9 open, 4 close, (a) 6 open, 1 close, 1 open, 3 close, 1 open, 2 close, 1 open, 1 close, 2 open, 2 close, 9 open.

49th:  (b) 2 close, 4 open, X 3 close, 1 open, X twice, 2 close, 13 open, 4 close, (a) 7 open, 1 close, 1 open, 6 close, 2 open, 3 close, 9 open.

50th:  2 close, 4 open, 2 close, 1 open, 4 close, 1 open, 2 close, 7 open, 1 close, 5 open, 3 close, (a) 8 open, 2 close, 1 open, 3 close, 2 open, 1 close, 1 open, 2 close, 11 open.