Summary statistics for a_c6_13 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_13 | 839 -61160.85 970075.8 -1.07e+07 1.73e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018