Summary statistics for g_c1thru4_10 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_10 | 1,001 2.09e+07 1.30e+08 -1.43e+09 1.49e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018