Frequencies for first 10,000 rows of ssamsasz variable in posclia1998 dataset :

   ssamsasz |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      3,460       34.60       34.60
          A |          2        0.02       34.62
          B |      2,048       20.48       55.10
          C |      1,621       16.21       71.31
          D |      1,485       14.85       86.16
          E |      1,187       11.87       98.03
          F |        197        1.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016