condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 3.16374 2.27233 4.05515 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 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 1.0389 0.0 2.0778