Frequencies for first 10,000 rows of prov0790 variable in pos1995 dataset : dentists - | full time | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,979 99.79 99.79 .01 | 5 0.05 99.84 .06 | 1 0.01 99.85 .11 | 2 0.02 99.87 .23 | 2 0.02 99.89 .25 | 1 0.01 99.90 .29 | 1 0.01 99.91 .36 | 3 0.03 99.94 .46 | 1 0.01 99.95 .73 | 1 0.01 99.96 .79 | 1 0.01 99.97 .84 | 1 0.01 99.98 1.14 | 1 0.01 99.99 1.26 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016