Frequencies for util_cd variable in hospc_rpt1984_99_2001 dataset :

utilization |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          6        0.61        0.61
          F |        961       96.97       97.58
          L |         18        1.82       99.39
          N |          6        0.61      100.00
------------+-----------------------------------
      Total |        991      100.00

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