Frequencies for first 10,000 rows of depress variable in nhamcsed1995 dataset :

       does |
patient now |
     have - |
depression? |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,608       96.08       96.08
          1 |        392        3.92      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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