Frequencies for first 10,000 rows of thrptc_rcrtnl_fltm_cnt variable in pos2009 dataset : THER REC | SPEC - PART | TIME | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,983 99.83 99.83 .03 | 1 0.01 99.84 .06 | 2 0.02 99.86 .11 | 2 0.02 99.88 .2 | 1 0.01 99.89 .23 | 2 0.02 99.91 .29 | 1 0.01 99.92 .54 | 1 0.01 99.93 .56 | 1 0.01 99.94 .57 | 3 0.03 99.97 .59 | 1 0.01 99.98 .69 | 1 0.01 99.99 .79 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017