Here is the performance stats of the solution by Jeff Moden for TSQL Challenge18.
| Attempt | Start Time | Reads | Writes | CPU | Duration (Sec) |
| 1 | Apr 8 2010 11:48PM | 5380 | 2 | 905 | 1.260 |
| 2 | Apr 9 2010 12:13AM | 5374 | 0 | 1497 | 3.756 |
| 3 | Apr 9 2010 12:37AM | 5370 | 2 | 811 | 1.279 |
| 4 | Apr 9 2010 1:01AM | 5374 | 2 | 826 | 1.321 |
| 5 | Apr 9 2010 1:25AM | 5379 | 0 | 905 | 1.308 |