/* Combine the contents of the data files with the geographic file. */

PROC SORT data=census.g20061co;
          by LOGRECNO; 
RUN;

PROC SORT data=census.SFe001co; 
          by LOGRECNO; 
RUN;

PROC SORT data=census.SFm001co; 
          by LOGRECNO; 
RUN;

PROC SORT data=census.SFs001co; 
          by LOGRECNO; 
RUN;

DATA census.coall; 
MERGE census.g20061co census.SFe001co census.SFm001co census.SFs001co; 
          by LOGRECNO; 
RUN;