Frequencies for first 10,000 rows of physn_ext_prtm_cnt variable in pos2002 dataset : physician | extender - | part time | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,975 99.75 99.75 .01 | 1 0.01 99.76 .03 | 2 0.02 99.78 .04 | 1 0.01 99.79 .06 | 2 0.02 99.81 .07 | 1 0.01 99.82 .09 | 2 0.02 99.84 .11 | 1 0.01 99.85 .14 | 1 0.01 99.86 .21 | 1 0.01 99.87 .29 | 3 0.03 99.90 .43 | 1 0.01 99.91 .46 | 2 0.02 99.93 .57 | 3 0.03 99.96 .63 | 1 0.01 99.97 .8 | 2 0.02 99.99 1.14 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017