Frequencies for first 10,000 rows of prov0795 variable in pos2000 dataset : dentists - | part time | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,990 99.90 99.90 .01 | 2 0.02 99.92 .06 | 2 0.02 99.94 .11 | 2 0.02 99.96 .23 | 1 0.01 99.97 .34 | 1 0.01 99.98 .46 | 1 0.01 99.99 1.43 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017