Frequencies for first 10,000 rows of otherscr variable in nhamcsed1996 dataset : other | diagnostic/ | screening | service | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,437 94.37 94.37 1 | 563 5.63 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016