condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0102086 0.0 0.0204172 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.006594633333333333 0.0 0.0197839 12 h after dark 0.006166833333333333 0.0 0.0185005