Here is the performance stats of the solution by ErikEckhardt for TSQL Challenge18.
| Attempt | Start Time | Reads | Writes | CPU | Duration (Sec) |
| 1 | Apr 8 2010 11:47PM | 13883 | 49 | 1154 | 2.144 |
| 2 | Apr 9 2010 12:12AM | 13730 | 49 | 1123 | 2.028 |
| 3 | Apr 9 2010 12:36AM | 13730 | 49 | 1139 | 1.972 |
| 4 | Apr 9 2010 1:00AM | 13730 | 49 | 1138 | 2.176 |
| 5 | Apr 9 2010 1:24AM | 13735 | 49 | 952 | 1.924 |