| Model | R | R Squared | Adjusted R Squared | Std. Error of the Estimate |
| 1 | 0.664a | 0.441 | 0.439 | 0.43404 |
| 2 | 0.695b | 0.483 | 0.480 | 0.41813 |
| 3 | 0.700c | 0.490 | 0.485 | 0.41593 |