| Month | Year | Condition | Price | |
 | Sep | 1997 | Very Good | $4.51 |
 | Sep | 1997 | Very Good | $4.51 |
 | Nov | 1997 | Fine | $5.68 |
 | Nov | 1997 | Very Good | $4.52 |
 | Nov | 1997 | Very Good | $4.52 |
 | Dec | 1997 | Fine | $5.54 |
 | Dec | 1997 | Very Good | $4.57 |
 | Jan | 1998 | Fine | $5.65 |
 | Feb | 1998 | Fair | $1.01 |
 | Mar | 1998 | Fine | $5.61 |
 | Apr | 1998 | Very Good | $4.68 |
 | Apr | 1998 | Very Good | $4.68 |
 | May | 1998 | Fine | $5.77 |
 | Jun | 1998 | Very Good | $4.70 |
 | Jul | 1998 | Very Good | $4.59 |
 | Aug | 1998 | Very Good | $4.66 |
 | Sep | 1998 | Very Good | $4.68 |
 | Oct | 1998 | Very Good | $4.68 |
 | Nov | 1998 | Good | $2.72 |
 | Dec | 1998 | Very Good | $4.90 |