condition mean min max 3 h after light 0.046858666666666667 0.0 0.140576 6 h after light 0.016209866666666666 0.0 0.0486296 9 h after light 0.036501 0.0 0.109503 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0