Summary statistics for h4_2_hha1_c2_31 variable in prds_hosp10_yr2017 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~1_c2_31 | 512 1887656 3613946 1657 4.13e+07 by Jean Roth , jroth@nber.org , 26 Oct 2018