Summary statistics for ocptnl_thrpst_prtm_cnt variable in pos2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
ocptnl~m_cnt |    122,973    .0198341    .5387447          0     142.86

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