Summary statistics for c_1_c7_53 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_53 | 3,317 8310516 1.99e+07 10 6.74e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018