Summary statistics for a7_1_c5_2 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_1_c5_2 | 654 632719 3131566 -7038446 4.56e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018