condition	mean	min	max
4 h after light	5.777596666666667	5.61219	5.94988
8 h after light	5.8027999999999995	5.64241	5.96713
12 h after light	5.72267	5.46016	6.02038
4 h after dark	5.78412	5.65725	5.94149
8 h after dark	5.856326666666666	5.616969999999999	6.13096
12 h after dark	5.81783	5.65672	6.1257