Summary statistics for h4_2_hha2_c2_31 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~2_c2_31 | 17 554109.6 545805.5 15352 1965865 by Jean Roth , jroth@nber.org , 24 Aug 2018