1.8 < X ≤ 2

1.6 < X ≤ 1.8

1.4 < X ≤ 1.6

1.2 < X ≤ 1.4

1 < X ≤ 1.2

0.8 < X ≤ 1

0.6 < X ≤ 0.8

0.4 < X ≤ 0.6

0.2 < X ≤ 0.4

0 < X ≤ 0.2