condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 5.448155 5.4378 5.45851 12 h after light 0.0 0.0 0.0 2 h after dark 4.87366 0.0 9.74732 4 h after dark 5.08005 0.0 10.1601 8 h after dark 2.866535 0.0 5.73307 12 h after dark 0.0 0.0 0.0