Here is the performance stats of the solution by SparkS for TSQL Challenge23.
| Attempt | Start Time | Reads | Writes | CPU | Duration (Sec) |
| 1 | Jun 17 2010 12:08AM | 240360 | 28 | 16208 | 16.336 |
| 2 | Jun 17 2010 12:31AM | 240360 | 28 | 15600 | 15.757 |
| 3 | Jun 17 2010 12:54AM | 240360 | 28 | 15912 | 16.084 |
| 4 | Jun 17 2010 1:17AM | 240360 | 28 | 15771 | 15.919 |
| 5 | Jun 17 2010 1:39AM | 240360 | 28 | 15975 | 16.104 |