Summary statistics for g_c1thru4_21 variable in prds_hosp10_yr2014 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_21 | 910 83498.72 1.51e+07 -4.44e+08 3.43e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018