Summary statistics for s4_hha2_c5_33 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s4_hha2_c5~3 | 18 7206.444 5173.038 633 20780 by Jean Roth , jroth@nber.org , 24 Aug 2018