Frequencies for first 10,000 rows of prdiag5 variable in namcs2015 dataset :

         Is |
  diagnosis |
         #5 |
  probable, |
questionabl |
  e or rule |
       out? |      Freq.     Percent        Cum.
------------+-----------------------------------
         -7 |      8,401       84.01       84.01
          1 |          6        0.06       84.07
          2 |      1,593       15.93      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017