Summary statistics for c_1_c7_56 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_56 | 1,698 6306181 1.10e+07 644 1.82e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018