OUTSCALARS
scalar-name-list ;
Each scalar name listed in an OUTSCALARS statement specifies a numeric output scalar variable to be stored in the OUTSCALAR= data set. You can include any number of OUTSCALARS statements.
Your programming statements can create and use any number of scalars. Only scalars that are listed in the OUTSCALARS statement are predefined and included in your output. The scalars are initialized to missing values.