Frequencies for a_c6_37 variable in snf_rollup2540_96_2011 dataset :

    a_c6_37 |      Freq.     Percent        Cum.
------------+-----------------------------------
     -93621 |          1        0.06        0.06
     -38869 |          1        0.06        0.11
      -7100 |          1        0.06        0.17
      -1260 |          1        0.06        0.22
      -1255 |          1        0.06        0.28
       -278 |          1        0.06        0.33
      32366 |          1        0.06        0.39
          . |      1,802       99.61      100.00
------------+-----------------------------------
      Total |      1,809      100.00

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