Frequencies for first 10,000 rows of thrptc_rcrtnl_cntrct_cnt variable in pos1996 dataset : ther rec | spec - | contract | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,790 97.90 97.90 .01 | 14 0.14 98.04 .03 | 26 0.26 98.30 .04 | 14 0.14 98.44 .06 | 67 0.67 99.11 .07 | 4 0.04 99.15 .09 | 7 0.07 99.22 .1 | 1 0.01 99.23 .11 | 41 0.41 99.64 .14 | 6 0.06 99.70 .23 | 3 0.03 99.73 .34 | 1 0.01 99.74 .36 | 8 0.08 99.82 .37 | 2 0.02 99.84 .41 | 1 0.01 99.85 .46 | 2 0.02 99.87 .57 | 2 0.02 99.89 .86 | 2 0.02 99.91 1 | 1 0.01 99.92 1.14 | 1 0.01 99.93 1.43 | 1 0.01 99.94 5.71 | 4 0.04 99.98 11.43 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017