condition	mean	min	max
0 h after light	4.67835	4.19002	5.16668
4 h after light	3.79971	3.20882	4.3906
8 h after light	11.83935	11.7324	11.9463
4 h after dark	11.44915	10.0675	12.8308
8 h after dark	7.0429949999999995	6.71972	7.36627
12 h after dark	4.307155	3.75924	4.85507