Select data from sap tables A33
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A330 - Preferential Cust.Duties: Imp.ctry/Orig.ctry/Ship.ctry/Matl
A331 - Preference Duty Rate: Import Ctry/Code/Orig.Ctry/Pref. Type
A335 - Quota Duty Rate: Imp.ctry/Code/Orig.ctry/Proc./Mat/Quota
A336 - Quota Duty Rate: Import Country/Code/Orig.Ctry/Quota Number
A337 - ContractNr/Plant
A338 - Purch.doc./Plant
A339 - ClsGrp
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