Here is the performance stats of the solution by malpashaa for TSQL Challenge18.
| Attempt | Start Time | Reads | Writes | CPU | Duration (Sec) |
| 1 | Apr 9 2010 12:00AM | 11 | 0 | 109 | 0.354 |
| 2 | Apr 9 2010 12:24AM | 11 | 0 | 125 | 0.376 |
| 3 | Apr 9 2010 12:48AM | 11 | 0 | 124 | 0.339 |
| 4 | Apr 9 2010 1:12AM | 11 | 0 | 93 | 0.350 |
| 5 | Apr 9 2010 1:36AM | 11 | 0 | 140 | 0.343 |