Summary statistics for g_c1thr4_22 variable in hosp_rollup2552_96_2004 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_22 | 2,760 3.37e+07 8.91e+07 -1.42e+07 1.30e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018