Summary statistics for actvty_profnl_prtm_cnt variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
a~l_prtm_cnt |     37,813    .3729114    50.30697          0       9775

by Jean Roth , jroth@nber.org , 20 Apr 2019