condition mean min max 4 h after light 0.03143665 0.0313144 0.0315589 8 h after light 0.1668845 0.025569 0.3082 12 h after light 0.171431 0.124267 0.218595 4 h after dark 0.0415338 0.0 0.0830676 8 h after dark 0.1222597 0.0547124 0.189807 12 h after dark 0.16016 0.158727 0.161593