condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.113353 0.0 0.226706 4 h after light 0.0 0.0 0.0 8 h after light 0.2681015 0.257437 0.278766 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0