MonthYearConditionPrice
Apr1971Fair$7.67
Apr1971Good$11.02
Jun1971Fair$8.36
Jun1971Good$12.39
Aug1971Good$13.32
Aug1971Very Good$16.52
Sep1971Good$9.50
Oct1971Good$11.14
Oct1971Good$11.14
Nov1971Good$13.07
Nov1971Good$13.07
Feb1972Fair$9.19
Mar1972Fair$9.13
Apr1972Fair$8.82
Jul1972Fair$8.77
Jul1972Fair$8.77
Jul1972Good$12.67
Aug1972Fair$8.71
Sep1972Good$13.10
Oct1972Fair$8.86