Summary statistics for c_1_c6_60 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_60 | 2,034 574811.3 2001340 1 3.96e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018