Summary statistics for THRPTC_RCRTNL_FLTM_CNT variable in pos2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- THRP~LTM_CNT | 37,813 .1039537 2.172235 0 342.86 by Jean Roth , jroth@nber.org , 19 Apr 2019