condition mean min max 0 h after light 0.03254455 0.0 0.0650891 4 h after light 0.03208715 0.0 0.0641743 8 h after light 0.0643955 0.0 0.128791 4 h after dark 0.0961414 0.0639258 0.128357 8 h after dark 0.06437480000000001 0.0641047 0.0646449 12 h after dark 0.0317929 0.0 0.0635858