Summary statistics for rpsr2016q3 dataset : by Jean Roth , jroth@nber.org , 6 Apr 2017 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- primaryid | 7,357 1.27e+08 1045747 9.63e+07 1.28e+08 caseid | 7,357 1.27e+07 104574.7 9631982 1.28e+07 rpsr_cod | 0 by Jean Roth , jroth@nber.org , 6 Apr 2017