| Variable | Component 1 | Unexplained |
| Access Dimension |
|
|
| AC 2 | 0.7071 | 0 |
| AC 4 | 0.7071 | 0 |
| Usage Dimension |
|
|
| US 1 | 0.4903 | 0 |
| US 2 | 0.5887 | 0 |
| US 4 | 0.6427 | 0 |