condition mean min max 2 h after light 1.2696733333333332 1.17915 1.32991 6 h after light 0.783949 0.662416 1.02429 10 h after light 0.7422406666666667 0.603782 0.861052 2 h after dark 0.7968959999999999 0.634115 1.0606 6 h after dark 0.776908 0.703371 0.871932 10 h after dark 0.5491716666666666 0.478184 0.683138