condition mean min max 0 h after light 8.13368 6.33403 9.93333 2 h after light 6.25038 4.84065 7.66011 4 h after light 9.158104999999999 8.88281 9.4334 8 h after light 8.057690000000001 5.95528 10.1601 12 h after light 8.342615 6.8522 9.83303 2 h after dark 7.31553 7.11196 7.5191 4 h after dark 9.38906 8.91037 9.86775 8 h after dark 7.275035 6.48536 8.06471 12 h after dark 8.63987 8.58351 8.69623