condition mean min max 0 h after light 2.6872499999999997 2.62328 2.75122 2 h after light 3.60131 3.26532 3.9373 4 h after light 2.69212 1.91688 3.46736 8 h after light 3.97117 3.47747 4.46487 12 h after light 4.003375 3.78953 4.21722 2 h after dark 3.1881700000000004 2.81557 3.56077 4 h after dark 3.3564800000000004 2.87094 3.84202 8 h after dark 4.2613900000000005 3.83683 4.68595 12 h after dark 2.9596799999999996 2.85288 3.06648