Searched for how to eliminate Holidays and didn't find anything.
Looking for a way to eliminate holidays, we calculate base on the number of working days in the month also holidays (Non ship days)
This give us the # of working days in the month just not holidays if they fall in the week.
STAT(sum,0,[Time.Month Seq Number],SELECT 1,[Time.Month Seq Number],[Time.Date] FROM [ALL] WHERE [Time.Month Seq Number]=%0 AND [Time.Day]<>'Saturday' AND [Time.Day]<>'Sunday')