Frequencies for first 10,000 rows of NRLGCL_SRGRY_SW variable in pos2011 dataset : Specialty: | Neurologica | l | Freq. Percent Cum. ------------+----------------------------------- | 354 3.54 3.54 N | 9,607 96.07 99.61 Y | 39 0.39 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 19 Apr 2019