condition mean min max 4 h after light 367.8872295 310.05955 425.714909 8 h after light 348.141503 303.587103 392.695903 12 h after light 326.056954 320.244135 331.869773 4 h after dark 346.635355 321.552792 371.717918 8 h after dark 375.9820665 326.979925 424.984208 12 h after dark 333.187192 333.187192 333.187192