Frequencies for first 10,000 rows of econr variable in namcs2007 dataset :

    in last |
  normal wk |
   of prac, |
      email |
   consults |
    w/pats? |      Freq.     Percent        Cum.
------------+-----------------------------------
      blank |        682        6.82        6.82
         no |      8,838       88.38       95.20
        yes |        480        4.80      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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