condition mean min max 0 h after light 0.0139727 0.0 0.0279454 2 h after light 0.01568725 0.0 0.0313745 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.01403355 0.0 0.0280671 2 h after dark 0.02877025 0.0 0.0575405 4 h after dark 0.0 0.0 0.0 8 h after dark 0.01515595 0.0 0.0303119 12 h after dark 0.0 0.0 0.0