Frequencies for first 10,000 rows of injr2 variable in nhamcsed2014 dataset : Is visit | related to | injury or | poisoning - | recode #2 | Freq. Percent Cum. ------------+----------------------------------- No | 7,153 71.53 71.53 Yes | 2,847 28.47 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 11 Apr 2017