Summary statistics for g_c1thru4_14 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_14 | 3,593 -1992413 9946584 -3.48e+08 9.11e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018