condition mean min max 4 h after light 4034.2 4034.2 4034.2 8 h after light 2934.6 2547.1 3322.1 12 h after light 3355.6499999999996 2771.2 3940.1 4 h after dark 3710.5 3564.3 3856.7 8 h after dark 3807.25 3264.9 4349.6 12 h after dark 4296.3 4217.6 4375.0