Summary statistics for g_c1thru4_56 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_56 | 4 1.25e+08 1.60e+08 -2.78e+07 2.99e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018