• Luis, that is true, it may end up being that simple. The three SSI columns need to be averaged over the 24 hour period, for each WEA. Some days may have 14 entries for one WEA, some days less, etc.

    Thank you for pointing the question format references. that convert website is perfect. I have looked for something like that before.

    Retired Navy Chief Petty Officer, Consulting Systems Engineer, C# Programmer, SQL Beginner