condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.053688999999999994 0.0 0.161067 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.04006403333333333 0.0 0.0648792