condition mean min max 4 h after light 0.7589336666666666 0.0 1.37336 8 h after light 0.750813 0.264803 1.42434 12 h after light 0.91371 0.0 1.56024 4 h after dark 2.53433 2.0706 2.90495 8 h after dark 2.4896 1.53212 3.45281 12 h after dark 3.2474413333333336 0.606713 8.16839