condition mean min max 3 h after light 1.54180625 0.436843 2.83354 7 h after light 0.8223724166666666 0.306719 1.45179 11 h after light 0.8371455833333333 0.284023 1.36644 2 h after dark 1.59648925 0.702169 3.39329 6 h after dark 1.44237575 0.899209 2.53665 10 h after dark 1.0061594166666668 0.558643 1.93019