Frequencies for first 10,000 rows of orthpdc_srgry_sw variable in pos2013 datas Surgical | Specialty: | Orthopedic | Indicator | Freq. Percent Cum. ------------+----------------------------------- | 9,599 95.99 95.99 N | 252 2.52 98.51 Y | 149 1.49 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016