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

During last |
normal week |
         of |
  practice, |
    did you |
   have any |
  telephone |
   consults |
    with pa |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |        402        4.02        4.02
         -6 |         47        0.47        4.49
          0 |      5,454       54.54       59.03
          1 |      4,097       40.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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