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

any members |
       have |
 difficulty |
walking w/o |
 equipment? |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        936        9.36        9.36
          2 |      9,063       90.63       99.99
          7 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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