Summary statistics for g2_c1_12 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c1_12 | 103 1.64e+07 1.76e+07 487680 1.11e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018