Frequencies for first 10,000 rows of util_cd variable in snf_rpt2540_96_2002 da

utilization |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
          F |      8,945       89.45       89.45
          L |        895        8.95       98.40
          N |        160        1.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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