condition mean min max 3 h after light 0.762165 0.521496 1.142 6 h after light 0.4998166666666667 0.196863 0.823665 9 h after light 0.6746916666666667 0.215686 1.36962 12 h after light 0.73897675 0.349212 1.01507 3 h after dark 1.1284973333333332 0.620032 1.56798 6 h after dark 0.637165 0.400631 0.774039 9 h after dark 0.44881 0.257926 0.581774 12 h after dark 0.5549825 0.332733 0.777232