Summary statistics for c_1_c7_73 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_73 | 5,015 1.74e+07 4.16e+07 1 8.71e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018