condition	mean	min	max
4 h after light	2.301765	2.09559	2.50794
8 h after light	1.8097699999999999	1.62326	1.99628
12 h after light	2.72415	1.61701	3.83129
4 h after dark	2.94692	2.35484	3.539
8 h after dark	4.023485	3.69954	4.34743
12 h after dark	2.749645	2.59084	2.90845