Summary statistics for h4_2_hha3_c2_26 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~3_c2_26 | 1 1035305 . 1035305 1035305 by Jean Roth , jroth@nber.org , 24 Aug 2018