condition mean min max 4 h after light 0.06199673333333333 0.0 0.0990832 8 h after light 0.0 0.0 0.0 12 h after light 0.0225132 0.0 0.0675396 4 h after dark 0.015796733333333333 0.0 0.0473902 8 h after dark 0.1072328 0.0 0.280247 12 h after dark 0.1420741 0.0437723 0.196441