| Kaiser-Meyer-Olkin Measure of Sampling Adequacy |
| −1st year | 0 year | 1st year | 2nd year | 3rd year |
|
| 0.687 | 0.572 | 0.694 | 0.604 | 0.577 | |
| Bartlett’s Test of Sphericity | Approx. |
|
|
|
|
|
| Chi-Square | 429.553 | 363.467 | 386.735 | 366.940 | 250.976 | |
| df | 66 | 66 | 66 | 66 | 66 | |
| Sig | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |