Frequencies for first 10,000 rows of a_age8 variable in per_aux dataset :

AGE Group 8 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      2,456       24.56       24.56
          2 |      2,898       28.98       53.54
          3 |      1,581       15.81       69.35
          4 |        855        8.55       77.90
          5 |        668        6.68       84.58
          6 |      1,067       10.67       95.25
          7 |        475        4.75      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016