condition mean min max 4 h after light 0.20865099999999998 0.103718 0.313584 8 h after light 0.1414 0.113423 0.169377 12 h after light 0.2923435 0.274393 0.310294 4 h after dark 0.180808 0.0 0.361616 8 h after dark 0.5857600000000001 0.45304 0.71848 12 h after dark 0.612628 0.600833 0.624423