condition mean min max 3 h after light 0.18523433333333333 0.129858 0.247946 6 h after light 0.2088173 0.0 0.571817 9 h after light 0.17146333333333333 0.128761 0.211004 12 h after light 0.25904125 0.163631 0.431264 3 h after dark 0.6196836666666667 0.588721 0.66861 6 h after dark 0.3763143333333333 0.346566 0.399705 9 h after dark 0.155855 0.0 0.294703 12 h after dark 0.30907399999999996 0.154665 0.463483