condition mean min max 4 h after light 10.500692 9.801259 11.200125 8 h after light 10.872048 10.01291 11.731186 12 h after light 10.9047135 9.703698 12.105729 4 h after dark 10.341805 9.76713 10.91648 8 h after dark 10.291693500000001 9.335679 11.247708 12 h after dark 10.142686 10.142686 10.142686