Frequencies for first 10,000 rows of imagrepunke variable in nhamcsed2012 dataset :

  Does your |
   ED share |
    imaging |
    reports |
electronica |
   lly (not |
 fax) with: |
   Unknown. |      Freq.     Percent        Cum.
------------+-----------------------------------
      Blank |     10,000      100.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016