Summary statistics for c_1_c7_63 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c7_63 | 819 8787078 4.83e+07 84 1.19e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018