Frequencies for first 10,000 rows of erangeo variable in nhamcsopd2010 dataset :

   if yes, are |
  out of range |
        levels |
  highlighted? |      Freq.     Percent        Cum.
---------------+-----------------------------------
         blank |     10,000      100.00      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

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