condition mean min max 3 h after light 0.535478 0.0 0.953386 6 h after light 0.28374366666666667 0.0 0.431416 9 h after light 0.271546 0.0 0.427353 12 h after light 0.40669775 0.0 0.800892 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 0.486113 0.0 0.972226