| The Model | Parameter estimates |
| MSD |
| RD |
| −264.052 | 0.0153 |
| GED |
| −239.995 | 0.0152 |
| EWD |
| −229.114 | 0.0151 |
| WD |
| −241.002 | 0.0139 |
| ED |
| −241.089 | 0.0136 |