| Model | Sum of Squares | df | Mean Square | F | Sig. | |
| 1 | Regression | 178.668 | 1 | 178.668 | 108.520 | 0.000b |
| Residual | 1226.571 | 745 | 1.646 |
|
| |
| Total | 1405.240 | 746 |
|
|
| |
| 2 | Regression | 234.123 | 2 | 117.061 | 74.368 | 0.000c |
| Residual | 1171.117 | 744 | 1.574 |
|
| |
| Total | 1405.240 | 746 |
|
|
| |
| 3 | Regression | 249.238 | 3 | 83.079 | 53.398 | 0.000d |
| Residual | 1156.002 | 743 | 1.556 |
|
| |
| Total | 1405.240 | 746 |
|
|
| |