Frequencies for util_cd variable in hcris2552_96_2002 dataset :

utilization |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
          F |      6,101       98.43       98.43
          L |         42        0.68       99.11
          N |         55        0.89      100.00
------------+-----------------------------------
      Total |      6,198      100.00

by Jean Roth , jroth@nber.org , 8 Sep 2018