Summary statistics for e3_6_snf_c1_12 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_6_snf_~12 | 376 1263609 1367367 -1 1.10e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018