condition	mean	min	max
0 h after light	6.243964999999999	4.16759	8.32034
4 h after light	2.119455	0.0	4.23891
8 h after light	8.2912	4.2348	12.3476
4 h after dark	8.19586	4.08582	12.3059
8 h after dark	20.5726	20.4863	20.6589
12 h after dark	2.032045	0.0	4.06409