condition mean min max 4 h after light 11.799577 10.820802 12.778352 8 h after light 10.6752675 10.066465 11.28407 12 h after light 11.587461999999999 10.698139 12.476785 4 h after dark 12.412129499999999 11.738688 13.085571 8 h after dark 11.266718000000001 10.749671 11.783765 12 h after dark 12.279725 12.279725 12.279725