condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 1.71493 0.0 3.42986 4 h after dark 2.567815 0.0 5.13563 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0