| Details/ | Place | --RATINGS-- | Prize | |||||||||||||
| Zoom | # | Location | Date ![]() | W | L | T | B | Spread | (Division) | Seed | Old | Perf | New | Credits | Money | |
| 1 | National Scrabble Championship | 08/01/88 | 11 | 16 | -797 | 172 of 203 (1) | 91 | E | ||||||||
| 2 | National Scrabble Championship | 08/04/90 | 11 | 16 | -1359 | 155 of 176 (1) | 82 | 1679 | 1700 | E | ||||||
| 3 | National Scrabble Championship | 08/09/92 | 13 | 13 | 1 | -282 | 88 of 176 (1) | 60 | 1856 | 1797 | 1828 | E | ||||
| 4 | National Scrabble Championship | 08/09/98 | 11 | 20 | -504 | 119 of 126 (1) | 111 | 1748 | 1699 | 1713 | E | |||||
| 5 | National Scrabble Championship | 08/06/00 | 13 | 18 | +231 | 78 of 105 (2) | 28 | 1757 | 1642 | 1677 | E | |||||
| 6 | National Scrabble Championship | 08/18/02 | 16 | 15 | +125 | 44 of 103 (2) | 12 | 1786 | 1679 | 1714 | $25E | |||||
| 7 | National Scrabble Championship | 08/01/04 | 14 | 15 | 1 | -545 | 98 of 173 (1) | 56 | 1842 | 1794 | 1812 | E | ||||
| 8 | National Scrabble Championship | 08/04/06 | 13 | 15 | +43 | 61 of 102 (2) | 20 | 1721 | 1645 | 1668 | $40E | |||||
| 9 | National Scrabble Championship | 07/26/08 | 17 | 11 | +694 | 18 of 134 (2) | 6 | 1739 | 1716 | 1730 | E | |||||
| 10 | National Scrabble Championship | 08/01/09 | 17 | 14 | +491 | 23 of 92 (2) | 7 | 1657 | 1591 | 1631 | E | |||||