Summary statistics for c_1_c7_75 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_75 | 225 1.44e+07 2.22e+07 100 1.32e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018