Summary statistics for s4_hha1_c2_37 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s4_hha1_c2~7 | 787 20.66201 68.11377 1 1241 by Jean Roth , jroth@nber.org , 24 Aug 2018