condition mean min max 4 h after light 11.1822415 10.438778 11.925705 8 h after light 10.459291 10.459291 10.459291 12 h after light 9.8138705 9.707831 9.91991 4 h after dark 10.459291 10.459291 10.459291 8 h after dark 10.624645000000001 10.023159 11.226131 12 h after dark 11.205734 11.205734 11.205734