condition	mean	min	max
4 h after light	1.8731	1.47975	2.26645
8 h after light	2.497045	1.88841	3.10568
12 h after light	1.917345	0.49298	3.34171
4 h after dark	2.8893566666666666	1.99621	3.7233
8 h after dark	2.977946666666667	2.88133	3.09595
12 h after dark	2.85396	2.52947	3.09791