condition	mean	min	max
0 h after light	2.9937750000000003	2.81501	3.17254
4 h after light	3.698865	3.46585	3.93188
8 h after light	2.233315	2.02974	2.43689
4 h after dark	4.04073	3.57107	4.51039
8 h after dark	3.4228750000000003	3.23451	3.61124
12 h after dark	2.3171749999999998	2.29166	2.34269