Summary statistics for g_c1thru4_13 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_13 | 3,901 3859726 1.95e+07 -1.86e+08 9.09e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018