condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0447485 0.0 0.536982 11 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 10 h after dark 0.0 0.0 0.0