Summary statistics for thrptc_rcrtnl_cntrct_cnt variable in pos2009 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
thrptc~t_cnt |    122,973     .001369    .0562602          0      11.43

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