Summary statistics for g_c1thru4_34 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_34 | 4,641 2.14e+07 7.82e+07 -7.25e+08 1.56e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018