proc univariate
或者 means

proc univariate 中位数就是50%分位点的值

收好，一点不错

proc univariate median=

There is a Median function. See the usage below.

1    data _null_;
2       x1=3; x2=1; x3=2; x4=10;
3       m=median(x1,x2,x3,x4);
4       put _all_;
5    run;

x1=3 x2=1 x3=2 x4=10 m=2.5 _ERROR_=0 _N_=1
NOTE: DATA statement used (Total process time):
      real time           0.92 seconds
      cpu time            0.01 seconds