* Drugstore Example
  Construct a table displaying the
  mean prices of products sold at various
  drugstore chain stores;

options ls=64 nodate pageno=1;

data drugstore;
   infile 'c:/datasets/drugstore1.txt' firstobs=2;
   input @10 product $14. +3 chain $9. store_id price;

proc print;
   title 'Drugstore1 Dataset';

proc tabulate;
   class product chain;
   var price;
   table mean * price, product, chain / rts=10; 

run;
quit;