Summary statistics for s4_hha1_c4_36 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s4_hha1_c4~6 | 1,084 18.54797 34.01062 1 546 by Jean Roth , jroth@nber.org , 24 Aug 2018