Summary statistics for g_c1thru4_30 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_30 | 5,897 7.36e+07 1.62e+08 -9239576 2.96e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018