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sasphd
Lapis Lazuli | Level 10

Hello,

I want to calculate the number of id per date or year

 

data have;
input date id $;
datalines;

1996 5
1996 6
1996 7
1997 1
1998 5
1998 10
1999 11
run;

data want;
input date nbid $;
datalines;

1996 3
1997 1
1998 2
1999 1
run;

 

1 ACCEPTED SOLUTION

Accepted Solutions
PeterClemmensen
Tourmaline | Level 20
proc freq data = have noprint;
   tables date / out=want(drop = percent);
run;

View solution in original post

1 REPLY 1
PeterClemmensen
Tourmaline | Level 20
proc freq data = have noprint;
   tables date / out=want(drop = percent);
run;

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