Frequencies for a_age1 variable in per_aux dataset :

AGE Group 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        112        8.56        8.56
          2 |        341       26.05       34.61
          3 |        573       43.77       78.38
          4 |        196       14.97       93.35
          5 |         87        6.65      100.00
------------+-----------------------------------
      Total |      1,309      100.00

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