condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.24161963333333333 0.0750359 0.471371 4 h after dark 0.09844533333333333 0.0 0.295336 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0