Frequencies for b_1_c0_50 variable in snf_rollup2540_96_1997 dataset :

  b_1_c0_50 |      Freq.     Percent        Cum.
------------+-----------------------------------
       1974 |          1        0.01        0.01
      21773 |          1        0.01        0.02
      27883 |          1        0.01        0.03
      51669 |          2        0.02        0.04
      82448 |          1        0.01        0.05
     128445 |          1        0.01        0.06
     188290 |          1        0.01        0.07
     289337 |          1        0.01        0.08
     345084 |          1        0.01        0.08
     447047 |          1        0.01        0.09
          . |     11,907       99.91      100.00
------------+-----------------------------------
      Total |     11,918      100.00

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