程序及错误如下：

650   proc sql;
651      create table data5 as
652          select stkcd, type,cfo,ind,ind1, ind2,ind3 ,ind4, ind5,ind6, ind7,
652! ind8,ind9, ind10,ind11, ind12, ind13,ind14, ind15,ind16,ind17, ind18, ind19, dac, share, age, direc ,growth
653! ,leverage, lasset,
654          mean(cfo) as avecfo,
NOTE: SCL source line.
655          from data4
                  -----
                  22
                  76
ERROR 22-322: Syntax error, expecting one of the following: a quoted string, !, !!, &, (, *, **, +,
              ',', -, '.', /, <, <=, <>, =, >, >=, ?, AND, AS, BETWEEN, CONTAINS, EQ, EQT, FORMAT,
              FROM, GE, GET, GT, GTT, IN, INFORMAT, INTO, IS, LABEL, LE, LEN, LENGTH, LET, LIKE, LT,
              LTT, NE, NET, NOT, NOTIN, OR, ^, ^=, |, ||, ~, ~=.
ERROR 76-322: Syntax error, statement will be ignored.
656          group by ind;
657  quit;
NOTE: The SAS System stopped processing this step because of errors.
NOTE: PROCEDURE SQL used:
      real time           0.01 seconds
      cpu time            0.01 seconds