Summary statistics for g2_c1_11 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c1_11 | 3,043 2.76e+07 5.28e+07 -1685020 1.09e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018