Frequencies for first 10,000 rows of wt_cod variable in demo2018q2 dataset :

       Unit |
abbreviatio |
      n for |
  patient's |
     weight |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,886       68.86       68.86
         KG |      3,114       31.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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