Summary statistics for actvty_profnl_cntrct_cnt variable in pos1993 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
actvty~t_cnt |     86,978    .0112925    .5984708          0     118.25

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