Frequencies for first 10,000 rows of thrptc_rcrtnl_fltm_cnt variable in pos2003 dataset : ther rec | spec - part | time | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,980 99.80 99.80 .03 | 1 0.01 99.81 .06 | 1 0.01 99.82 .29 | 3 0.03 99.85 .43 | 1 0.01 99.86 .46 | 1 0.01 99.87 .57 | 4 0.04 99.91 .69 | 2 0.02 99.93 .73 | 1 0.01 99.94 .8 | 1 0.01 99.95 .87 | 1 0.01 99.96 .91 | 2 0.02 99.98 1.21 | 1 0.01 99.99 2.47 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017