Frequencies for first 10,000 rows of sb_size_cd variable in pos1997 dataset :

  swing bed |
  size code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,847       98.47       98.47
          1 |         93        0.93       99.40
          2 |         60        0.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017