Summary statistics for miper dataset : by Jean Roth , jroth@nber.org , 22 Oct 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- st_case | 55,502 274120.5 162666.5 10001 560130 veh_no | 55,502 1.316547 1.512645 0 58 per_no | 55,502 1.016324 .2101551 1 16 p1 | 55,502 4.195579 8.468441 0 94 p2 | 55,502 4.144914 8.420067 0 94 -------------+--------------------------------------------------------- p3 | 55,502 4.197038 8.45114 0 94 p4 | 55,502 4.160823 8.465905 0 94 p5 | 55,502 4.201686 8.478911 0 94 p6 | 55,502 4.162102 8.464309 0 94 p7 | 55,502 4.18493 8.470536 0 94 -------------+--------------------------------------------------------- p8 | 55,502 4.177849 8.504648 0 94 p9 | 55,502 4.139202 8.443349 0 94 p10 | 55,502 4.19102 8.488753 0 94 by Jean Roth , jroth@nber.org , 22 Oct 2016