Frequencies for rnatlgac variable in fmli132 dataset :

   rnatlgac |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,756       99.91       99.91
         23 |          1        0.01       99.93
         50 |          3        0.04       99.97
         76 |          1        0.01       99.99
        122 |          1        0.01      100.00
------------+-----------------------------------
      Total |      6,762      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016