condition	mean	min	max
4 h after light	2.44888	2.3464	2.55136
8 h after light	6.654695	5.0135	8.29589
12 h after light	5.668185	5.48711	5.84926
4 h after dark	4.742253333333333	4.12745	5.97104
8 h after dark	3.56951	2.85705	4.28512
12 h after dark	2.9019266666666668	2.65945	3.21901