condition mean min max 3 h after light 0.08642300000000001 0.0 0.259269 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.04449733333333333 0.0 0.133492 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.066098 0.0 0.132196