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

          Does practice have |
    computerized capability: |
     viewing imaging results |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                     Unknown |        191        1.91        1.91
         Yes, used routinely |      5,031       50.31       52.22
 Yes, but NOT used routinely |        624        6.24       58.46
Yes, but turned off/not used |        430        4.30       62.76
                          No |      3,724       37.24      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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