Frequencies for first 10,000 rows of paymcaid variable in namcs2013 dataset : Expected | source of | payment for | visit: | Medicaid | Freq. Percent Cum. ------------+----------------------------------- No | 8,582 85.82 85.82 Yes | 1,418 14.18 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 27 Mar 2017