Frequencies for a_c6_51 variable in snf_rollup2540_96_2011 dataset :

    a_c6_51 |      Freq.     Percent        Cum.
------------+-----------------------------------
     -20401 |          1        0.06        0.06
     -18029 |          1        0.06        0.11
     -15255 |          1        0.06        0.17
     -13131 |          1        0.06        0.22
     -12463 |          1        0.06        0.28
     -10008 |          1        0.06        0.33
      -9398 |          1        0.06        0.39
      -8713 |          1        0.06        0.44
      -6265 |          1        0.06        0.50
      -6059 |          1        0.06        0.55
      -5726 |          1        0.06        0.61
      -4963 |          1        0.06        0.66
      -4682 |          1        0.06        0.72
      -2593 |          1        0.06        0.77
      -2560 |          1        0.06        0.83
      -2506 |          1        0.06        0.88
       -260 |          1        0.06        0.94
       3358 |          1        0.06        1.00
          . |      1,791       99.00      100.00
------------+-----------------------------------
      Total |      1,809      100.00

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