Frequencies for first 10,000 rows of prov5235 variable in pos2006 dataset : ther rec | spec - part | time | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,982 99.82 99.82 .03 | 1 0.01 99.83 .06 | 1 0.01 99.84 .13 | 1 0.01 99.85 .17 | 1 0.01 99.86 .23 | 2 0.02 99.88 .29 | 2 0.02 99.90 .49 | 1 0.01 99.91 .57 | 3 0.03 99.94 .69 | 2 0.02 99.96 .86 | 1 0.01 99.97 .91 | 2 0.02 99.99 1.59 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016