condition mean min max 3 h after light 0.108368 0.0 0.325104 6 h after light 0.156751 0.0 0.255801 9 h after light 0.234652 0.182982 0.319418 12 h after light 0.606485 0.0 1.55251 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.15055333333333334 0.0 0.45166 12 h after dark 0.097169 0.0 0.291507