condition	mean	min	max
0 h after light	4.579485	2.75112	6.40785
4 h after light	8.6099	5.7161	11.5037
8 h after light	6.41811	5.59098	7.24524
4 h after dark	1.6529885	0.899047	2.40693
8 h after dark	8.301045	7.81354	8.78855
12 h after dark	2.25558	1.82836	2.6828