condition mean min max 2 h after light 0.6475526666666667 0.267794 0.901256 6 h after light 0.667067 0.257509 1.01728 10 h after light 0.284741 0.171745 0.425876 2 h after dark 0.3975086666666667 0.154173 0.716147 6 h after dark 0.609167 0.286146 1.20503 10 h after dark 0.6458483333333334 0.527383 0.797627