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 0.001387355 0.0 0.00277471 4 h after dark 0.0 0.0 0.0 8 h after dark 0.021911333333333335 0.0 0.065734 12 h after dark 0.003833 0.0 0.011499