Summary statistics for miacc dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- st_case | 469 430235.5 135.9647 430001 430470 a1 | 469 9.607676 11.41223 0 46 a2 | 469 9.10661 10.89604 0 44 a3 | 469 9.029851 10.83162 0 51 a4 | 469 9.272921 11.2266 0 49 -------------+--------------------------------------------------------- a5 | 469 9.15565 10.89005 0 40 a6 | 469 9.511727 11.30343 0 45 a7 | 469 9.021322 11.10265 0 40 a8 | 469 9.130064 11.02358 0 45 a9 | 469 9.469083 11.12697 0 50 -------------+--------------------------------------------------------- a10 | 469 8.989339 10.66616 0 41 year | 469 2001 0 2001 2001 by Jean Roth , jroth@nber.org , 18 Apr 2016