Frequencies for first 10,000 rows of mustage2 variable in namcs2014 dataset :

Plans to apply |
   for stage 2 |
meaningful use |
     incentive |
     payments? |      Freq.     Percent        Cum.
---------------+-----------------------------------
       Unknown |        449        4.49        4.49
Not applicable |      4,107       41.07       45.56
           Yes |      4,823       48.23       93.79
            No |        275        2.75       96.54
         Maybe |        346        3.46      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017