Frequencies for util_cd variable in snf_rpt2540_96_2011 dataset :

utilization |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
          F |      1,809       95.87       95.87
          L |         61        3.23       99.10
          N |         17        0.90      100.00
------------+-----------------------------------
      Total |      1,887      100.00

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