聚类的k-means算法在SAS中如何实现？

proc import out=WORK.wr
datafile='C:\Users\xiaomi\Desktop\pree.txt' dbms=tab replace;
/*delimiter='20'x;*/
DATAROW=2;
getnames=yes;
run;

proc print data=WORK.wr;
run;

proc fastclus
data=WORK.wr out=result maxc=3 /*standard*/ cluster=c;
var a1-a35;
run;