Frequencies for a_c1_11 variable in snf_rollup2540_96_1995 dataset :

    a_c1_11 |      Freq.     Percent        Cum.
------------+-----------------------------------
       2036 |          1        0.08        0.08
       2500 |          1        0.08        0.16
       3852 |          1        0.08        0.24
       6489 |          1        0.08        0.32
      11055 |          1        0.08        0.40
      12702 |          1        0.08        0.49
      19057 |          1        0.08        0.57
      19554 |          1        0.08        0.65
      25823 |          1        0.08        0.73
      38465 |          1        0.08        0.81
      53043 |          1        0.08        0.89
      53071 |          1        0.08        0.97
      69962 |          1        0.08        1.05
      73483 |          1        0.08        1.13
      75652 |          1        0.08        1.21
      86480 |          3        0.24        1.46
      90855 |          1        0.08        1.54
     131258 |          1        0.08        1.62
     138374 |          1        0.08        1.70
     141396 |          1        0.08        1.78
     213133 |          1        0.08        1.86
     231786 |          1        0.08        1.94
     275672 |          1        0.08        2.02
     532735 |          1        0.08        2.11
          . |      1,209       97.89      100.00
------------+-----------------------------------
      Total |      1,235      100.00

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