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

        Recode of ECPOEE for |
 trending with data prior to |
                        2010 |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                     Unknown |        169        1.69        1.69
                         Yes |      8,362       83.62       85.31
                          No |      1,168       11.68       96.99
Yes, but turned off/not used |        301        3.01      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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