Summary statistics for c_1_c7_54 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_54 | 1,980 2.41e+07 4.03e+07 4 6.94e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018