condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0678559 0.0 0.148773 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.020212266666666666 0.0 0.0606368 9 h after dark 0.0 0.0 0.0 12 h after dark 0.02979755 0.0 0.0595951