Frequencies for a_c2_60 variable in snf_rollup2540_96_1995 dataset :

    a_c2_60 |      Freq.     Percent        Cum.
------------+-----------------------------------
         34 |          1        0.08        0.08
        211 |          1        0.08        0.16
       1084 |          1        0.08        0.24
       6246 |          1        0.08        0.32
       9985 |          1        0.08        0.40
      11968 |          1        0.08        0.49
      12051 |          1        0.08        0.57
      12550 |          1        0.08        0.65
      13350 |          1        0.08        0.73
      14335 |          1        0.08        0.81
      15391 |          1        0.08        0.89
      15840 |          1        0.08        0.97
      18296 |          1        0.08        1.05
      36955 |          1        0.08        1.13
      58918 |          1        0.08        1.21
      62958 |          1        0.08        1.30
      65991 |          1        0.08        1.38
      71599 |          1        0.08        1.46
     106039 |          1        0.08        1.54
     120454 |          1        0.08        1.62
     133633 |          1        0.08        1.70
     198578 |          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