I don't understand exactly what you want, but I'll give it a shot anyways. Do you want Sales per Sales person who did more than 1000 sales? If so, here's an example of how you could do it in the script.
If this isn't what you need, can you clarify you request and attach a sample if possible. See this link for tips on how to prepare samples for upload:
Preparing examples for Upload - Reduction and Data Scrambling
Best,
Matt
