condition mean min max 2 h after light 11.7782 10.8506 12.9056 6 h after light 9.38204 8.58831 10.2602 10 h after light 10.49588 9.78115 11.9122 2 h after dark 15.966366666666667 14.6064 18.0348 6 h after dark 15.985766666666667 15.2875 17.0076 10 h after dark 17.377299999999998 16.6705 18.3285