condition	mean	min	max
0 h after light	2.922205	2.87168	2.97273
4 h after light	2.6136	2.19821	3.02899
8 h after light	3.0893550000000003	3.08009	3.09862
4 h after dark	3.86597	3.70163	4.03031
8 h after dark	3.38516	3.11061	3.65971
12 h after dark	2.884545	2.80035	2.96874