Frequencies for first 10,000 rows of ssamsasz variable in posclia2001 dataset :

   ssamsasz |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,968       29.68       29.68
          A |          2        0.02       29.70
          B |      2,449       24.49       54.19
          C |      1,887       18.87       73.06
          D |      1,318       13.18       86.24
          E |      1,228       12.28       98.52
          F |        148        1.48      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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