Frequencies for first 10,000 rows of emsgr variable in namcs2014 dataset :

          Does practice have |
    computerized capability: |
  exchanging secure messages |
                   with pati |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                     Unknown |        168        1.68        1.68
                         Yes |      5,030       50.30       51.98
                          No |      3,994       39.94       91.92
Yes, but turned off/not used |        808        8.08      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017