condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.0	0.0	0.0
8 h after light	0.3776005	0.0	0.755201
4 h after dark	1.496815	1.4959	1.49773
8 h after dark	0.77111	0.0	1.54222
12 h after dark	0.3787715	0.0	0.757543