Frequencies for a_c2_51 variable in snf_rollup2540_96_1995 dataset :

    a_c2_51 |      Freq.     Percent        Cum.
------------+-----------------------------------
       1033 |          1        0.08        0.08
       1493 |          1        0.08        0.16
      22785 |          1        0.08        0.24
      26563 |          1        0.08        0.32
      57502 |          1        0.08        0.40
      63657 |          1        0.08        0.49
     112305 |          1        0.08        0.57
     272288 |          1        0.08        0.65
     291195 |          1        0.08        0.73
          . |      1,226       99.27      100.00
------------+-----------------------------------
      Total |      1,235      100.00

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