Frequencies for first 10,000 rows of expspace variable in nhamcsed2014 dataset :

   Do you have |
      plans to |
   expand your |
     your ED's |
physical space |
    within the |
   next two ye |      Freq.     Percent        Cum.
---------------+-----------------------------------
       Unknown |      1,242       12.42       12.42
           Yes |      2,448       24.48       36.90
            No |      6,310       63.10      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017