Kansas City Fed manufacturing index 20 in Aug Monday September 8, 11:07 am ET WASHINGTON, Sept 8 (Reuters) - Details of the Federal Reserve Bank (News - Websites) of Kansas City's monthly manufacturing index, released on Monday. Following are the survey results: MANUFACTURING SURVEY Aug July Aug03/02 Expect 6 mos. Production 20 8 8 37 Shipments 16 7 11 38 New Orders 22 24 22 40 Backlog Orders 17 5 3 18 Number of employees 9 3 -8 23 Average workweek 18 4 9 11 Finished product prices -4 -5 1 10 Raw product prices 18 8 37 32 Capital...