Frequencies for first 10,000 rows of a_c1_31 variable in snf_rollup2540_96_1999

    a_c1_31 |      Freq.     Percent        Cum.
------------+-----------------------------------
        400 |          1        0.01        0.01
        645 |          1        0.01        0.02
       3739 |          1        0.01        0.03
       5034 |          1        0.01        0.04
      16023 |          1        0.01        0.05
      47278 |          1        0.01        0.06
      48804 |          1        0.01        0.07
     110249 |          1        0.01        0.08
          . |      9,992       99.92      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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