condition mean min max 3 h after light 0.1529995 0.0705275 0.257408 6 h after light 0.423556 0.216598 0.634744 9 h after light 0.909148 0.553835 1.25477 12 h after light 1.549063 0.299202 2.64261 3 h after dark 1.1741786666666667 0.848216 1.66711 6 h after dark 0.346605 0.264102 0.455126 9 h after dark 0.330729 0.274122 0.428391 12 h after dark 0.19557 0.104998 0.286142