Summary statistics for mdrfoichange_type_of_report dataset : by Jean Roth , jroth@nber.org , Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- mdr_report~y | 183,187 7380266 1041288 200 7840459 seqtype_of~t | 183,187 1.059709 .3452624 1 5 type_of_re~t | 183,187 8.878206 .5920718 6 9 type_of_re~r | 0 by Jean Roth , jroth@nber.org ,