condition mean min max 1 h after light 8.667133534000001 8.414741575 8.919525493 3 h after light 9.469515537 8.385086397 10.88071499 5 h after light 10.476043219333333 8.451076098 12.34292017 7 h after light 11.735886186666667 10.40237531 12.90980196 9 h after light 10.861608716666666 10.01626548 11.52721892 11 h after light 10.405137963666666 9.655979561 11.213451 13 h after light 11.59382091 10.44391452 13.27015147 15 h after light 11.182381093333333 11.09967627 11.25516782 1 h after dark 11.340413443333333 9.24534081 12.92060038 3 h after dark 10.0307062 8.757955676 12.44066507 5 h after dark 8.321812079 7.876645321 8.669577416000001 7 h after dark 8.192825507333334 7.416440023 8.820860916