condition	mean	min	max
4 h after light	10.1916065	9.62371	10.759503
8 h after light	8.588576	8.561623	8.615529
12 h after light	8.948474000000001	8.774503	9.122445
4 h after dark	10.8084595	9.797213	11.819706
8 h after dark	9.776802	9.016479	10.537125
12 h after dark	10.139734	10.139734	10.139734