Frequencies for b_1_c0_51 variable in snf_rollup2540_96_1996 dataset :

  b_1_c0_51 |      Freq.     Percent        Cum.
------------+-----------------------------------
         -1 |          1        0.01        0.01
          1 |          1        0.01        0.02
         17 |          1        0.01        0.03
         64 |          1        0.01        0.04
        118 |          1        0.01        0.05
        245 |          1        0.01        0.06
       2700 |          1        0.01        0.07
       3000 |          1        0.01        0.08
       7615 |          1        0.01        0.09
      25903 |          1        0.01        0.10
      38950 |          1        0.01        0.11
      93584 |          1        0.01        0.12
      99431 |          1        0.01        0.14
     102762 |          1        0.01        0.15
     146894 |          1        0.01        0.16
     163523 |          1        0.01        0.17
     173619 |          1        0.01        0.18
     183562 |          1        0.01        0.19
     628277 |          1        0.01        0.20
     727409 |          1        0.01        0.21
    1159448 |          1        0.01        0.22
    1401735 |          1        0.01        0.23
    1962294 |          1        0.01        0.24
          . |      9,585       99.76      100.00
------------+-----------------------------------
      Total |      9,608      100.00

by Jean Roth , jroth@nber.org , 17 Feb 2018