condition	mean	min	max
4 h after light	1.743945	1.69041	1.79748
8 h after light	1.9401199999999998	1.65602	2.22422
12 h after light	0.7282355	0.480728	0.975743
4 h after dark	0.9938216666666667	0.779143	1.32264
8 h after dark	2.0170966666666668	0.65707	3.01536
12 h after dark	1.3667876666666667	0.473313	2.22051