Frequencies for first 10,000 rows of prdiag1 variable in namcs2005 dataset :

for dx1, is |
       this |
  probable, |
questionabl |
      e, or |
   ruleout? |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,837       98.37       98.37
          1 |         87        0.87       99.24
          8 |         76        0.76      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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