condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.05127533333333333 0.0 0.153826 9 h after light 0.0 0.0 0.0 12 h after light 0.01826415 0.0 0.0730566 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0