Summary statistics for mdrfoithru2014_type_of_report dataset : by Jean Roth , jroth@nber.org , Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- mdr_report~y | 5,196,966 2309714 1265205 10 4376478 seqtype_of~t | 5,196,966 1.261089 .5585518 1 5 type_of_re~t | 5,196,966 8.356728 1.231266 6 9 type_of_re~r | 0 by Jean Roth , jroth@nber.org ,