Summary statistics for g_c1thru4_27 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_27 | 629 6348789 2.12e+07 -5893169 4.13e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018