condition mean min max 4 h after light 2338.8965820000003 1831.864419 2845.928745 8 h after light 2371.8619795 2369.838056 2373.885903 12 h after light 2162.7032689999996 1942.320002 2383.086536 4 h after dark 3116.7209709999997 2193.898504 4039.543438 8 h after dark 3537.2042144999996 2354.433678 4719.974751 12 h after dark 2420.216519 2420.216519 2420.216519