Summary statistics for g_c1thru4_16 variable in prds_hosp10_yr2014 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_16 | 4,717 -4.04e+07 9.11e+07 -1.67e+09 5.32e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018