condition mean min max 3 h after light 0.251511 0.0 0.754533 6 h after light 0.19789566666666666 0.0 0.593687 9 h after light 0.0 0.0 0.0 12 h after light 0.7852646666666667 0.450402 1.28584 3 h after dark 0.8571673333333333 0.0 2.0517 6 h after dark 0.218485 0.0 0.655455 9 h after dark 0.18335400000000002 0.0 0.550062 12 h after dark 0.0 0.0 0.0