Summary statistics for g_c1thru4_25 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_25 | 377 7590969 6.32e+07 -1.70e+08 1.18e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018