4.0 X 3.9 X X X 3.8 X X X 3.7 X 3.6 3.5 X X X 3.4 X X X X 3.3 X X X X 3.2 X X X X X 3.1 X X X 3.0 X X X 2.9 2.8 X X 2.7 X X X X X 2.6 2.5 X X 2.4 2.3 X 2.2 X 2.1 X 2.0 X 1.9 1.8 1.7 X 1.6 1.5 1.4 X 1.3 1.2 1.1 1.0 0.9 0.8 0.7 0.0 X I X Mean: 3.0 Median: 3.2