Summary statistics for c_1_c7_39 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_39 | 1,793 1272106 2476280 30 3.23e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018