condition	mean	min	max
4 h after light	3.8391349999999997	3.70546	3.97281
8 h after light	3.82161	3.47217	4.17105
12 h after light	3.0472349999999997	2.83574	3.25873
4 h after dark	6.16337	5.8801	6.43852
8 h after dark	5.272656666666666	4.68418	5.64999
12 h after dark	5.2488133333333336	5.16717	5.31613