Summary statistics for pcr_obgy10 variable in p_103113_1 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  pcr_obgy10 |      7,144   -44.36941    206.7386       -999     2.3659

by Jean Roth , jroth@nber.org , 14 Mar 2018