Summary statistics for g_c1thru4_6 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_6 | 4,284 -3.77e+07 9.29e+07 -2.03e+09 2.76e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018