Frequencies for first 10,000 rows of medicaid variable in namcs1993 dataset : expected | source of | payment-med | icaid | Freq. Percent Cum. ------------+----------------------------------- 0 | 8,948 89.48 89.48 1 | 1,052 10.52 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016