Summary statistics for a_c1_55 variable in hosp_rollup2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c1_55 | 1,414 192495.4 514213.4 -1854 1.07e+07 by Jean Roth , jroth@nber.org , 21 Apr 2018