Summary statistics for s10_c1_20 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s10_c1_20 | 4,397 1.61e+07 5.01e+07 171 1.33e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018