condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.043273 0.0 0.259638 18 h after light 0.016919166666666666 0.0 0.101515 2 h after dark 0.0 0.0 0.0