Summary statistics for PHYS_THRPST_STF_CNT variable in pos2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
PHYS_T~F_CNT |     29,457    1.892774    15.09277          0       1925

by Jean Roth , jroth@nber.org , 19 Apr 2019