I wants to Pull first 3 observation of each ID in sas -

i wants pull first 3 observation of each id
code using :->

data new; infile  vlv dlm = ' '; input x1 x2; run;   proc sort data = new ;  x1 x2;  run;  proc print data = new; run;   data vis; set new;  retain 0;  if first.x1 i=0;   i+1;  run;   proc print data = vis;run;  data new ;  set vis; if lt 2 output;  run;   title 'output'; proc print data = new; run; 

infile using
18 1
18 2
18 4
18 6
18 3
19 7
19 6
19 4
20 66
20 67
20 3
20 7
21 6
21 7
21 8
36 2
36 3
36 3
36 1

i expected output :->
18 1
18 2
18 4
19 7
19 6
19 4
20 66
20 67
20 3
21 6
21 7
21 8
36 2
36 3
36 3

thanks !!

your output criteria incorrect.

 if lt 2 output; 

it should less 4 if want top 3.

 if lt 4 output; 

also, although can reuse same dataset name on , on it's not recommended. suggest changing final dataset name new aren't overwriting input data set.