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

During last |
normal week |
         of |
  practice, |
    did you |
   have any |
internet/em |
        ail |
consults wi |      Freq.     Percent        Cum.
------------+-----------------------------------
      Blank |        366        3.66        3.66
         No |      8,124       81.24       84.90
        Yes |      1,510       15.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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