condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.012759066666666666 0.0 0.0382772 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.049867 0.0 0.149601 12 h after dark 0.0 0.0 0.0