title '6f. Notsorted Labels Continuous Data Percentages';
proc format;
 * NOTSORTED keyword is required;
 value agefmt (notsorted)
              16 - 64  = 'Ages 16 - 64'
              0 - 12   = 'Ages 0 - 12'
              13 - 15  = 'Ages 13 - 15'
              65 - 100 = 'Ages 65 - 100';
 value $sexfmt (notsorted)
               M='Male'
               F='Female';
run;

proc tabulate data=class missing;

 * PRELOADFMT keyword and ORDER=DATA are required;
 class age /preloadfmt order=data;

 * Separate CLASS statements are possible;
 class sex /preloadfmt order=data;

 format age agefmt. sex $sexfmt.;
 keylabel N='N' PCTN='%';

 tables (age=' '), (sex=' ' all)*(n='N' pctn<age>='%');
run;