The following statements are available in the FASTCLUS procedure:
PROC FASTCLUS <MAXCLUSTERS= n> <RADIUS= t> <options>;
VAR variables;
ID variables;
FREQ variable;
WEIGHT variable;
BY variables;
Usually you need only the VAR statement in addition to the PROC FASTCLUS statement. The BY, FREQ, ID, VAR, and WEIGHT statements are described in alphabetical order after the PROC FASTCLUS statement.