condition mean min max 2 h after light 0.5843683333333334 0.0 1.96805 6 h after light 0.0 0.0 0.0 10 h after light 0.218075 0.0 1.30845 14 h after light 0.0 0.0 0.0 18 h after light 0.19210666666666668 0.0 1.15264 2 h after dark 0.0 0.0 0.0