condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 1.35e-08 0.0 1.62e-07 2 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 10 h after dark 0.0 0.0 0.0