Date:         Fri, 19 Sep 2008 04:49:25 -0700
Reply-To:     Patrick <patrick.matter@GMX.CH>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Patrick <patrick.matter@GMX.CH>
Organization: http://groups.google.com
Subject:      Re: Count variables
Comments: To: sas-l@uga.edu
Content-Type: text/plain; charset=ISO-8859-1

Here a Proc Tabulate solution. You could use Proc Report.

data have;
  infile datalines truncover;
  input studentID Course_title $ ExaminationDate:DDMMYY12.
        PassDate:DDMMYY12. Mark;
  datalines;
1       OEK          15.02.2007
1       OEK          15.04.2007
1       UIT          14.02.2007
1       UIT          18.04.2007 18.04.2007       6
1       SOS          16.04.2007
2       OEK          15.02.2007 15.02.2007       8
;

options missing=' ';
proc tabulate;
  class StudentID Course_title;
  table StudentID,Course_title*n='';
run;