condition mean min max 3 h after light 0.0478867 0.0 0.0857188 6 h after light 0.0 0.0 0.0 9 h after light 0.0298465 0.0 0.0569278 12 h after light 0.0317173 0.0 0.0951519 3 h after dark 0.0779132 0.0488725 0.105035 6 h after dark 0.06711066666666667 0.0 0.201332 9 h after dark 0.05499196666666666 0.0 0.0844795 12 h after dark 0.017317799999999998 0.0 0.0519534