condition mean min max 0 h after light 1.2673955000000001 0.454161 2.08063 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 2.006065 0.0 4.01213 12 h after light 0.0 0.0 0.0 2 h after dark 0.781935 0.0 1.56387 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0