condition mean min max 4 h after light 0.416416 0.0 0.966633 8 h after light 2.573934 0.931902 4.78487 12 h after light 1.5431633333333334 1.18968 1.77748 4 h after dark 0.516318 0.308218 0.754942 8 h after dark 1.1258263333333334 0.485628 2.08307 12 h after dark 1.3822833333333333 0.27231 2.27751