Single Line Multiple Lines 1.2 1.1 1.9 3.8 2.1 4.3 2.7 1.3 2.8 2.0 2.1 1.6 2.1 2.9 2.3 2.3 2.0 1.3 1.1 3.2 1.7 2.9 2.4 2.8 1.9 2.0 2.9 2.0 3.1 2.3 2.8 4.6 3.0 2.9 2.9 2.6 2.3 2.7 1.8 0.9