Frequencies for first 10,000 rows of resint variable in nhamcsed1996 dataset :

resident/in |
  tern seen |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,715       77.15       77.15
          1 |      2,285       22.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016