Summary statistics for drg1991 dataset :

by Jean Roth , jroth@nber.org , 22 Apr 2016

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
       drgms |          0
   drgweight |        490    1.291964    1.579629          0    15.2645
        glos |        490    5.937143    4.267815          0         40
        trim |          0
         low |          0
-------------+---------------------------------------------------------
        alos |          0
       fyear |        490        1991           0       1991       1991

by Jean Roth , jroth@nber.org , 22 Apr 2016