condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.509655 0.0 1.01931 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 0.5751045 0.325506 0.824703 4 h after dark 0.6552795 0.305509 1.00505 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0