Frequencies for first 10,000 rows of diabetes variable in natlterr1994 dataset :

   Diabetes |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        161        1.61        1.61
          2 |      9,827       98.27       99.88
          9 |         12        0.12      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015