Frequencies for first 10,000 rows of senbefor variable in namcs2011 dataset :

   Have you or anyone in |
   practice seen patient |
                 before? |      Freq.     Percent        Cum.
-------------------------+-----------------------------------
Yes, established patient |      8,856       88.56       88.56
         No, new patient |      1,144       11.44      100.00
-------------------------+-----------------------------------
                   Total |     10,000      100.00

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