Frequencies for first 10,000 rows of ectoe variable in namcs2011 dataset :

   Does your practice have a |
     computerized system for |
         ordering lab tests? |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                     Unknown |        118        1.18        1.18
                         Yes |      5,757       57.57       58.75
                          No |      3,730       37.30       96.05
Yes, but turned off/not used |        395        3.95      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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