Summary statistics for quality2017 dataset : by Jean Roth , jroth@nber.org , 28 Jun 2017 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- issuerid | 830 64164.97 26717.89 10207 97762 planid | 0 globalrati~e | 0 enrolleeex~e | 0 planeffici~g | 0 -------------+--------------------------------------------------------- clinicalqu~v | 0 notratedr~sc | 0 notratedr~nc | 0 notratedre~f | 0 notratedre~a | 0 by Jean Roth , jroth@nber.org , 28 Jun 2017