Frequencies for first 10,000 rows of urine variable in nhamcsed2015 dataset :

 Urinalysis |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      7,450       74.50       74.50
        Yes |      2,550       25.50      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017