condition	mean	min	max
4 h after light	8.424598	8.356045	8.493151
8 h after light	8.416812499999999	8.217908	8.615717
12 h after light	8.2327975	7.972444	8.493151
4 h after dark	9.052729	8.551866	9.553592
8 h after dark	8.807702500000001	7.793241	9.822164
12 h after dark	7.774184	7.774184	7.774184