Frequencies for first 10,000 rows of prdiag3 variable in namcs2005 dataset :

for dx3, is |
       this |
  probable, |
questionabl |
      e, or |
   ruleout? |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      2,430       24.30       24.30
          1 |         33        0.33       24.63
          8 |      7,537       75.37      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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