SELECT Student.*, Examtran.*;
 FROM ;
     student ;
    RIGHT JOIN examtran ;
   ON  Student.code = Examtran.code,;
  (Cast(Sum(obt01) As I)) /Count(code)  As CW,;
	(Cast(Sum(obt02) As I)) /Count(code)  As HW,;
	(Cast(Sum(obt03) As I)) /Count(code)  As Calli,;
	(Cast(Sum(obt04) As I)) /Count(code)  As Clean,;
	(Cast(Sum(obt05) As I)) /Count(code)  As Presence;
	WHERE year=2006 AND bex=2.and.Student.admtd = 1;
		GROUP By lcode,Sec,code;
	order By lcode,sec