ASM_P RECORD LAYOUT

                    ASM:  Value of Shipments by Product Class
                                        
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FIELD   TYPE SIZE   DESCRIPTION
NAME              
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TRADEKEY  C   1     Trade area/SIC division code                (M=Manufactures)
YR        C   2     Reference year          (72, 77, 82 to latest year annually)
PCLASS    C   5     Product Class Code (5-digit)                                
PCLASSF   C   1       Flag for PCLASS                                           
PPFLAG    C   1     Products-primary flag  (Y=product is primary to >1 industry)
PVALUE    N   9     Value of product shipments ($1,000)                         
PVALUEF   C   1       Flag for PVALUE                                           
--------            File sequence:  PCLASS by YR (descending)