Summary statistics for a_c6_5 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_5 | 6,083 -4179067 1.94e+07 -3.70e+08 1.48e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018