Frequencies for a_rest variable in per_aux dataset :

  Restraint |
        Use |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        543       36.54       36.54
          2 |        898       60.43       96.97
          3 |         45        3.03      100.00
------------+-----------------------------------
      Total |      1,486      100.00

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