condition	mean	min	max
4 h after light	638.78321	630.196635	647.369785
8 h after light	599.892471	548.331777	651.453165
12 h after light	710.6355185	674.195704	747.075333
4 h after dark	776.014234	758.638466	793.390002
8 h after dark	825.6843615	772.444359	878.924364
12 h after dark	818.938031	818.938031	818.938031