| Variable | Obs | Mean | Std. Dev. | Min | Max |
|---|---|---|---|---|---|
| 모형 1 | 75 | .0062673 | .02597 | 1.78e-10 | .22037 |
| 모형 2 | 75 | .0074668 | .02241 | 1.80e-06 | .18865 |
| 모형 3 | 75 | .0064319 | .02524 | 6.60e-07 | .21378 |
| 모형 4 | 75 | .0066197 | .02767 | 1.05e-06 | .23209 |
| 모형 5 | 75 | .0059914 | .02541 | 3.38e-09 | .21476 |
| 모형 6 | 75 | .0062721 | .02694 | 4.26e-06 | .22620 |
| 모형 7 | 75 | .0073991 | .02224 | 1.14e-06 | .18665 |
| 모형 8 | 75 | .0094605 | .02598 | 9.28e-07 | .21665 |