Summary statistics for g_c1thru4_13 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_13 | 3,886 3904368 2.00e+07 -7224932 8.22e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018