Summary statistics for g_c1thru4_28 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_28 | 52 -1.56e+07 7.09e+07 -4.22e+08 1.12e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018