condition	mean	min	max
4 h after light	0.0	0.0	0.0
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.272574	0.0	0.817722
8 h after dark	0.0	0.0	0.0
12 h after dark	0.120409	0.0	0.361227