condition mean min max 3 h after light 4.89764 4.11837 5.45236 6 h after light 8.297089999999999 7.5527 9.11193 9 h after light 9.75639 9.401 10.0652 12 h after light 9.626076666666666 8.63412 10.6061 3 h after dark 7.734306666666667 7.44096 7.88957 6 h after dark 7.186373333333333 5.70707 8.01825 9 h after dark 6.090796666666667 5.66385 6.5753 12 h after dark 3.18796 2.77431 3.49471