0.9 < X ≤ 1

0.8 < X ≤ 0.9

0.7 < X ≤ 0.8

0.6 < X ≤ 0.7

0.5 < X ≤ 0.6

0.4 < X ≤ 0.5

0.3 < X ≤ 0.4

0.2 < X ≤ 0.3

0.1 < X ≤ 0.2

0 < X ≤ 0.1