condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0139645 0.0 0.0418935 9 h after light 0.0 0.0 0.0 12 h after light 0.0126369 0.0 0.0379107 3 h after dark 0.017856466666666668 0.0 0.0535694 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0