Summary statistics for foitextchange dataset : by Jean Roth , jroth@nber.org , Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- mdr_report~y | 475,446 7409279 867488.6 200 7840459 mdr_text_key | 475,446 1.08e+08 1.92e+07 600 1.20e+08 text_type_~e | 0 patient_se~r | 475,446 .9999853 .0043508 0 2 date_report | 0 -------------+--------------------------------------------------------- date_repor~r | 0 foi_text | 0 by Jean Roth , jroth@nber.org ,