Summary statistics for ocptnl_thrpst_prtm_cnt variable in pos1991 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
ocptnl~m_cnt |     81,041    .0096075    .4687602          0         80

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