Summary statistics for c_1_c7_75 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_75 | 619 1.50e+07 2.41e+07 813 2.05e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018