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

      Recode of ERESULTE for |
 trending with data prior to |
                        2010 |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                     Unknown |        199        1.99        1.99
                         Yes |      9,681       96.81       98.80
                          No |        120        1.20      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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