Summary statistics for a_c6_13 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_13 | 2,225 -45682.05 752170.7 -1.14e+07 8102008 by Jean Roth , jroth@nber.org , 24 Aug 2018