condition	mean	min	max
2 h after light	7.805936666666667	6.65218	8.4328
6 h after light	4.20416	4.09031	4.42425
10 h after light	3.3000499999999997	3.01956	3.57585
2 h after dark	1.80195	1.71629	1.94435
6 h after dark	2.56441	2.53774	2.57987
10 h after dark	2.89609	2.86213	2.92841