condition mean min max 4 h after light 11.015713333333334 10.960560000000001 11.05567 8 h after light 10.984773333333333 10.912 11.03539 12 h after light 10.841786666666668 10.70095 10.95525 4 h after dark 11.15185 11.0501 11.34135 8 h after dark 11.26979 11.0583 11.43288 12 h after dark 11.424413333333334 11.22872 11.57933