condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.095682 0.0 0.191364 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.109026 0.0 0.218052 2 h after dark 0.31215000000000004 0.196662 0.427638 4 h after dark 0.1870715 0.183599 0.190544 8 h after dark 0.422059 0.414401 0.429717 12 h after dark 0.0 0.0 0.0