condition mean min max 0 h after light 1.27082 1.06012 1.48152 4 h after light 1.782429 0.539128 3.02573 8 h after light 3.11877 2.15442 4.08312 4 h after dark 4.3739550000000005 4.26119 4.48672 8 h after dark 3.456905 2.70978 4.20403 12 h after dark 1.7103515 0.422723 2.99798