Summary statistics for c_1_c5_91 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_91 | 3,717 9533121 1.09e+07 3 1.32e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018