Frequencies for a_c1_48 variable in snf_rollup2540_96_2011 dataset :

    a_c1_48 |      Freq.     Percent        Cum.
------------+-----------------------------------
      23198 |          1        0.06        0.06
      24585 |          1        0.06        0.11
      24989 |          1        0.06        0.17
      25044 |          1        0.06        0.22
      27917 |          1        0.06        0.28
      36446 |          1        0.06        0.33
      39758 |          1        0.06        0.39
      40782 |          1        0.06        0.44
     864401 |          1        0.06        0.50
          . |      1,800       99.50      100.00
------------+-----------------------------------
      Total |      1,809      100.00

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