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

   Do you have |
      plans to |
   expand your |
     your ED's |
physical space |
    within the |
   next two ye |      Freq.     Percent        Cum.
---------------+-----------------------------------
         Blank |        152        1.52        1.52
       Unknown |        763        7.63        9.15
           Yes |      2,730       27.30       36.45
            No |      6,355       63.55      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

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