Summary statistics for g2_c1_18 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c1_18 | 5,681 1.73e+08 3.50e+08 -41 6.71e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018