condition	mean	min	max
4 h after light	2.554185	2.24469	2.86368
8 h after light	1.236405	1.04387	1.42894
12 h after light	2.74071	1.90384	3.57758
4 h after dark	2.3734349999999997	2.2508	2.49607
8 h after dark	2.21027	1.38983	3.03071
12 h after dark	1.7534	1.72803	1.77877