Summary statistics for miper dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- veh_no | 56,191 1.307665 1.338168 0 51 per_no | 56,191 1.019594 .3317839 1 22 st_case | 56,191 272805.4 162027.4 10001 560139 p1 | 56,191 4.480824 8.621634 0 92 p2 | 56,191 4.459326 8.597152 0 92 -------------+--------------------------------------------------------- p3 | 56,191 4.472852 8.60847 0 92 p4 | 56,191 4.455375 8.62219 0 92 p5 | 56,191 4.446175 8.585921 0 92 p6 | 56,191 4.482497 8.598427 0 92 p7 | 56,191 4.486964 8.63097 0 92 -------------+--------------------------------------------------------- p8 | 56,191 4.460554 8.596595 0 92 p9 | 56,191 4.460732 8.587606 0 92 p10 | 56,191 4.440551 8.59273 0 92 by Jean Roth , jroth@nber.org , 18 Apr 2016