Summary statistics for pdp2018 dataset : by Jean Roth , jroth@nber.org , 10 Sep 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 0 companyname | 0 planname | 0 benefittype | 0 zerodollar~o | 0 -------------+--------------------------------------------------------- monthlydru~m | 1,185 52.23426 31.01415 5.8 197.1 annualdrug~e | 1,185 244.9831 190.6933 0 405 additional~d | 0 contractid | 0 planid | 0 -------------+--------------------------------------------------------- benefittyp~l | 0 summarysta~g | 1,174 3.335605 .688953 2 5 summarysta~r | 0 by Jean Roth , jroth@nber.org , 10 Sep 2018