condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 1.67415 0.0 3.3483 2 h after dark 0.820825 0.0 1.64165 4 h after dark 0.731475 0.0 1.46295 8 h after dark 0.795415 0.0 1.59083 12 h after dark 0.78278 0.0 1.56556