Frequencies for a_c1_24 variable in snf_rollup2540_96_1995 dataset :

    a_c1_24 |      Freq.     Percent        Cum.
------------+-----------------------------------
     -10606 |          1        0.08        0.08
        173 |          1        0.08        0.16
        186 |          1        0.08        0.24
        338 |          1        0.08        0.32
        653 |          1        0.08        0.40
        746 |          1        0.08        0.49
       1245 |          1        0.08        0.57
       4197 |          1        0.08        0.65
       4397 |          1        0.08        0.73
       4430 |          1        0.08        0.81
       4772 |          1        0.08        0.89
       6086 |          1        0.08        0.97
       7536 |          1        0.08        1.05
       9350 |          1        0.08        1.13
      10606 |          1        0.08        1.21
      11591 |          1        0.08        1.30
      11821 |          1        0.08        1.38
      30108 |          1        0.08        1.46
      30191 |          1        0.08        1.54
      33293 |          1        0.08        1.62
      33925 |          1        0.08        1.70
      75781 |          1        0.08        1.78
          . |      1,213       98.22      100.00
------------+-----------------------------------
      Total |      1,235      100.00

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