Summary statistics for g_c1thru4_29 variable in prds_hosp10_yr2014 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_29 | 964 7993094 4.04e+07 -6.81e+07 7.30e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018