condition	mean	min	max
4 h after light	2.29583	1.95245	2.63921
8 h after light	2.22788	2.10033	2.35543
12 h after light	1.507705	1.43711	1.5783
4 h after dark	2.26984	2.00046	2.53922
8 h after dark	1.829475	1.82072	1.83823
12 h after dark	2.0447949999999997	1.87912	2.21047