condition	mean	min	max
4 h after light	8.994002	8.940299	9.047705
8 h after light	8.8823615	8.337319	9.427404
12 h after light	11.804597000000001	11.466729	12.142465
4 h after dark	10.2038275	9.427404	10.980251
8 h after dark	10.8408	8.985881	12.695719
12 h after dark	8.969712	8.969712	8.969712