Summary statistics for h4_2_hha3_c1_11 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~3_c1_11 | 1 1287953 . 1287953 1287953 by Jean Roth , jroth@nber.org , 23 Aug 2018