condition	mean	min	max
0 h after light	1.429875	1.25609	1.60366
4 h after light	1.3805299999999998	1.27758	1.48348
8 h after light	1.046894	0.935988	1.1578
4 h after dark	1.446645	1.31873	1.57456
8 h after dark	2.10937	1.81117	2.40757
12 h after dark	1.3664779999999999	0.979916	1.75304