Frequencies for first 10,000 rows of fmx variable in familyxx2008 dataset :

   family # |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |      9,736       97.36       97.36
         02 |        199        1.99       99.35
         03 |         48        0.48       99.83
         04 |         14        0.14       99.97
         05 |          2        0.02       99.99
         06 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 10 May 2016