condition mean min max 0 h after light 0.181628 0.145458 0.217798 4 h after light 0.109763 0.071579 0.147947 8 h after light 0.0369509 0.0 0.0739018 4 h after dark 0.0357918 0.0 0.0715836 8 h after dark 0.2157095 0.143003 0.288416 12 h after dark 0.14421430000000002 0.0709226 0.217506