Frequencies for first 10,000 rows of mustage2 variable in nhamcsed2014 dataset :

  Are there plans |
     to apply for |
Stage 2 incentive |
        payments? |      Freq.     Percent        Cum.
------------------+-----------------------------------
          Unknown |      1,390       13.90       13.90
   Not applicable |      1,034       10.34       24.24
              Yes |      7,153       71.53       95.77
            Maybe |        423        4.23      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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