condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.15461933333333333 0.0 0.463858 12 h after light 0.2062525 0.0 0.436605 3 h after dark 0.523141 0.0 0.963463 6 h after dark 0.9871823333333333 0.689285 1.43993 9 h after dark 0.14623633333333333 0.0 0.438709 12 h after dark 0.55718 0.0 1.11436