Summary statistics for g_c1thru4_33 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_33 | 117 1.29e+07 5.77e+07 -1.84e+08 4.59e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018