condition mean min max 4 h after light 0.862935 0.0 1.72587 8 h after light 0.506312 0.20883 0.803794 12 h after light 0.4518995 0.28942 0.614379 4 h after dark 0.6837366666666668 0.0 2.05121 8 h after dark 0.37046576999999997 0.0 1.10902 12 h after dark 2.2959050003433337 1.03e-09 6.15793