Summary statistics for c_1_c6_27 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_27 | 711 1.50e+07 2.91e+07 858 4.41e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018