Summary statistics for c_1_c7_44 variable in hosp_rollup2552_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_44 | 5,521 1.30e+07 5.72e+07 1 1.64e+09 by Jean Roth , jroth@nber.org , 10 Sep 2018