condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0121463 0.0 0.0242926 12 h after light 0.0 0.0 0.0 4 h after dark 0.03927295 0.025932 0.0526139 8 h after dark 0.00649765 0.0 0.0129953 12 h after dark 0.0 0.0 0.0