| X6 | X5 | X4 | X3 | X2 | X1 |
X6 | 1 | 0.992108 | 0.983684 | 0.966508 | 0.998403 | 0.996078 |
X5 | 0.992108 | 1 | 0.966578 | 0.932968 | 0.993652 | 0.998562 |
X4 | 0.983684 | 0.966578 | 1 | 0.959214 | 0.97615 | 0.978904 |
X3 | 0.966508 | 0.932968 | 0.959214 | 1 | 0.957448 | 0.944593 |
X2 | 0.998403 | 0.993652 | 0.97615 | 0.957448 | 1 | 0.995703 |
X1 | 0.996078 | 0.998562 | 0.978904 | 0.944593 | 0.995703 | 1 |