Summary statistics for g_c1thru4_15 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_15 | 1,953 7.96e+07 1.61e+08 -4558718 3.07e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018