Frequencies for first 10,000 rows of econr variable in namcs2015 dataset :

During last |
normal week |
         of |
  practice, |
    did you |
   have any |
internet/em |
        ail |
consults wi |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |        237        2.37        2.37
         -6 |         19        0.19        2.56
          0 |      8,437       84.37       86.93
          1 |      1,307       13.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017