condition mean min max 4 h after light 0.428828 0.371884 0.513562 8 h after light 0.7104689333333333 0.0946638 1.35239 12 h after light 0.7856486666666667 0.279778 1.231 4 h after dark 2.13938 1.47637 3.00071 8 h after dark 3.135943333333333 2.49959 4.28109 12 h after dark 2.66733 2.5197 2.83659