condition	mean	min	max
4 h after light	5.878463333333333	5.73749	5.96319
8 h after light	5.98358	5.96879	5.9926900000000005
12 h after light	5.8360666666666665	5.799119999999999	5.87622
4 h after dark	5.79011	5.71451	5.8739300000000005
8 h after dark	5.76943	5.69463	5.88935
12 h after dark	5.6124	5.47618	5.73989