Summary statistics for e3_5_c1_30 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_5_c1_30 | 1,346 1932999 1809797 6180 1.31e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018