Summary statistics for g_c1thru4_22 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_22 | 271 -859400.9 4991708 -6.87e+07 2.46e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018