Summary statistics for c_1_c6_51 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_51 | 1,857 1755856 5180340 44 1.92e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018