Summary statistics for drg2011 dataset :

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

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
         drg |          0
      drgnum |        753    480.2058    283.0957          1        999
   drgweight |        745     2.08378    2.074333      .1649    26.3441
      drgsys |          0
        type |          0
-------------+---------------------------------------------------------
     drgdesc |          0
     drgvers |        753          28           0         28         28
         mdc |          0
        alos |        747    6.262088    4.119001          0   41.88496
        glos |        747    4.860181    3.236808          0   31.62433
-------------+---------------------------------------------------------
   postacute |          0
  specialpay |          0
       fyear |        753        2011           0       2011       2011
      fydate |        753       18901           0      18901      18901

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