Frequencies for first 10,000 rows of ob_gyn_srgry_sw variable in pos2013 datase Surgical | Specialty: | Obstetrics | / | Gynecology | Freq. Percent Cum. ------------+----------------------------------- | 9,599 95.99 95.99 N | 272 2.72 98.71 Y | 129 1.29 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016