Summary statistics for s10_c1_2 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s10_c1_2 | 4,513 2.14e+07 2.10e+08 -1560714 1.32e+10 by Jean Roth , jroth@nber.org , 24 Aug 2018