condition mean min max 3 h after light 12.077266666666667 11.5579 12.836 6 h after light 12.3148 11.9021 12.9719 9 h after light 11.4161 11.0986 11.9668 12 h after light 12.003525 10.2411 14.1978 3 h after dark 14.0552 12.1284 16.5905 6 h after dark 13.2667 12.2557 14.4161 9 h after dark 9.275253333333334 8.4602 10.1735 12 h after dark 9.224855 8.5118 9.93791