Summary statistics for lpn_lvn_prtm_cnt variable in pos1996 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
lpn_lvn_pr~t |     84,663    .7498351    9.119836          0     764.29

by Jean Roth , jroth@nber.org , 17 May 2017