condition	mean	min	max
4 h after light	2.63416	2.15452	2.9586
8 h after light	1.6021969999999999	0.661211	2.22579
12 h after light	2.13123	1.89496	2.49002
4 h after dark	2.0980483333333333	0.949825	2.95839
8 h after dark	1.7183296666666665	0.793799	2.37933
12 h after dark	2.02598	1.6738	2.35897