Here is the performance stats of the solution by xaloc for TSQL Challenge23.
| Attempt | Start Time | Reads | Writes | CPU | Duration (Sec) |
| 1 | Jun 17 2010 12:12AM | 6477 | 0 | 1840 | 2.085 |
| 2 | Jun 17 2010 12:35AM | 6477 | 0 | 1763 | 1.781 |
| 3 | Jun 17 2010 12:58AM | 6477 | 0 | 1763 | 1.839 |
| 4 | Jun 17 2010 1:20AM | 6477 | 0 | 1779 | 1.956 |
| 5 | Jun 17 2010 1:43AM | 6477 | 0 | 1732 | 1.827 |