condition	mean	min	max
0 h after light	5.39162	4.53969	6.24355
4 h after light	4.34573	3.97148	4.71998
8 h after light	4.088265	3.79283	4.3837
4 h after dark	6.441565	6.32977	6.55336
8 h after dark	5.279495000000001	5.05815	5.50084
12 h after dark	6.5684249999999995	6.19772	6.93913