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

     Infant |
Transferred |
      Y Yes |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      1,077       10.77       10.77
          N |      8,726       87.26       98.03
          U |         98        0.98       99.01
          Y |         99        0.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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