Frequencies for first 10,000 rows of ins_privvis variable in mcbsatc2013 datase Private | plan covers | vision | Freq. Percent Cum. ------------+----------------------------------- 1 | 242 2.42 2.42 2 | 4,225 42.25 44.67 . | 5,533 55.33 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 24 May 2016