| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
1. TRA | 1.000 | 0.041 | 0.361a | 0.350a | 0.386a | 0.112 | 0.080 |
2. INC | 0.041 | 1.000 | 0.132c | 0.439a | 0.276a | 0.452a | 0.164c |
3. MSP | 0.361a | 0.132c | 1.000 | 0.216a | 0.105 | −0.035 | −0.336a |
4. ITE | 0.350a | 0.439a | 0.216a | 1.000 | 0.280a | 0.382a | 0.256a |
5. EXG | 0.386a | 0.276a | 0.105 | 0.280a | 1.000 | 0.426a | 0.391a |
6. USE | 0.112 | 0.452a | −0.035 | 0.382a | 0.426a | 1.000 | 0.470a |
7. POG | 0.080 | 0.164c | −0.336a | 0.256a | 0.391a | 0.470a | 1.000 |