Frequencies for util_cd variable in hosp_rpt2552_10_2011 dataset :

utilization |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
          F |      6,080       98.86       98.86
          L |         29        0.47       99.33
          N |         41        0.67      100.00
------------+-----------------------------------
      Total |      6,150      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018