condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.016762866666666668 0.0 0.0502886 9 h after light 0.0 0.0 0.0 12 h after light 0.011992125 0.0 0.0479685 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0582305 0.0 0.116461