Specify the column names and the order in which they appear in the report. The COLUMN statement declares these variables as columns in the table and specifies their order in the table. If a column name appears in parentheses, then PROC TEMPLATE stacks the values of all variables that use that column template one below the other in the output object. Variables are assigned a column template in the DATA step that appears later in the program.

   column class sum mean (raised) (name) (school) (year);