Frequencies for first 10,000 rows of orthpdc_srgry_sw variable in pos2017 datas Surgical | Specialty: | Orthopedic | Indicator | Freq. Percent Cum. ------------+----------------------------------- | 9,561 95.61 95.61 N | 278 2.78 98.39 Y | 161 1.61 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 9 Jan 2018