Summary statistics for orgnl_prtcptn_dt variable in posclia2017 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- orgnl_prtc~t | 487,626 2.00e+07 84635.77 1.97e+07 2.02e+07 by Jean Roth , jroth@nber.org , 9 Jan 2018