Summary statistics for g_c1thru4_56 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_56 | 9 6.67e+07 1.27e+08 44473 3.11e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018