Frequencies for first 10,000 rows of ilive variable in natlterr2014 dataset :

     Infant |
  Living at |
    Time of |
   Report Y |
        Yes |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      1,077       10.77       10.77
          N |         56        0.56       11.33
          U |         75        0.75       12.08
          Y |      8,792       87.92      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Jun 2016