condition mean min max 0 h after light 1.14887 0.0 2.29774 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.3673785 0.0 0.734757 12 h after light 0.8156844999999999 0.714565 0.916804 2 h after dark 0.3981835 0.0 0.796367 4 h after dark 0.2002865 0.0 0.400573 8 h after dark 1.4262 0.0 2.8524 12 h after dark 0.2143345 0.0 0.428669