Frequencies for util_cd variable in rnl_rpt265_94_2000 dataset :

utilization |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          4        0.13        0.13
          F |      3,081       97.72       97.84
          L |         39        1.24       99.08
          N |         29        0.92      100.00
------------+-----------------------------------
      Total |      3,153      100.00

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