Frequencies for first 10,000 rows of head_trma_bed_cnt variable in pos2008 dataset :

    special |
       care |
  beds-head |
     trauma |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,999       99.99       99.99
          2 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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