Summary statistics for c_1_c6_91 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_91 | 1,740 8937283 1.62e+07 86 1.98e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018