condition mean min max 4 h after light 0.50901 0.0 1.01802 8 h after light 1.5288955 0.831241 2.22655 12 h after light 5.06556 4.03987 6.09125 4 h after dark 3.124935 2.70051 3.54936 8 h after dark 2.4378599999999997 1.76302 3.1127 12 h after dark 2.787675 2.62667 2.94868