condition	mean	min	max
0 h after light	3.3024500000000003	3.03966	3.56524
4 h after light	2.77737	2.61765	2.93709
8 h after light	3.9192	3.86085	3.97755
4 h after dark	3.846635	2.68202	5.01125
8 h after dark	4.239315	4.10899	4.36964
12 h after dark	2.960115	2.89006	3.03017