Frequencies for first 10,000 rows of pt_cntrctr_sw variable in pos2018 dataset : Services: | PT - | Independent | Contractor | Indica | Freq. Percent Cum. ------------+----------------------------------- | 9,855 98.55 98.55 N | 129 1.29 99.84 Y | 16 0.16 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 15 Feb 2019