Summary statistics for c_1_c7_55 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_55 | 1,080 2.82e+07 5.08e+07 196 9.12e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018