condition mean min max 2 h after light 0.9243095 0.0 2.80769 6 h after light 1.3639316666666668 0.0 6.4481 10 h after light 1.807875 0.0 6.40937 14 h after light 3.0018896666666666 0.0 11.5352 18 h after light 1.9174396666666667 0.0 6.23067 2 h after dark 0.98082 0.0 2.50338