condition mean min max 4 h after light 1019.5690004999999 669.729258 1369.408743 8 h after light 800.5091299999999 705.043592 895.974668 12 h after light 831.9205005 826.949032 836.891969 4 h after dark 532.242103 346.380925 718.103281 8 h after dark 457.89978399999995 362.113892 553.685676 12 h after dark 678.268544 678.268544 678.268544