Summary statistics for c_1_c7_44 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_44 | 3,546 6.42e+07 2.66e+08 2 6.24e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018