condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.23825449999999998 0.234335 0.242174 8 h after light 0.713925 0.604848 0.823002 4 h after dark 0.2338885 0.233427 0.23435 8 h after dark 0.469641 0.35408 0.585202 12 h after dark 0.1741395 0.0 0.348279