Frequencies for first 10,000 rows of wksht_cd variable in snf_alpha2540_96_1996

   wksht_cd |      Freq.     Percent        Cum.
------------+-----------------------------------
    A000000 |      5,326       53.26       53.26
    A81000A |         97        0.97       54.23
    A81000B |        327        3.27       57.50
    A81000C |        558        5.58       63.08
    B100000 |      1,854       18.54       81.62
    E10A180 |        242        2.42       84.04
    S000000 |        136        1.36       85.40
    S200000 |      1,460       14.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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