$x_{1}$ | $\{0.6|0.2,0.6|0.2,0.7|0.1,0.7|0.5\}$ | $\{0.5|0.2, 0.6|0.2,0.6|0.1,0.6|0.5\}$ | $\{0.8|0.2,0.8|0.2,0.8|0.1,0.8|0.5\}$ |
$x_{2}$ | $\{0.7|0.2,0.8|0.2,0.8|0.1,0.8|0.5\}$ | $\{0.5|0.2, 0.5|0.2,0.5|0.1,0.7|0.5\}$ | $\{0.6|0.2,0.6|0.2,0.6|0.1,0.6|0.5\}$ |
$x_{3}$ | $\{0.8|0.2,0.8|0.2,0.8|0.1,0.8|0.5\}$ | $\{0.7|0.2,0.7|0.2,0.8|0.1,0.8|0.5\}$ | $\{0.7|0.2, 0.6|0.2,0.6|0.1,0.6|0.5\}$ |