condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.21259833333333333 0.0 0.637795 9 h after light 0.0 0.0 0.0 12 h after light 0.7309249999999999 0.0 2.31533 3 h after dark 0.0 0.0 0.0 6 h after dark 0.6033706666666666 0.0 1.06707 9 h after dark 0.4090006666666667 0.0 0.679156 12 h after dark 0.0 0.0 0.0