condition	mean	min	max
4 h after light	0.4027405	0.33048	0.475001
8 h after light	0.49088850000000006	0.470486	0.511291
12 h after light	0.6225419999999999	0.565222	0.679862
4 h after dark	0.6222333333333333	0.477525	0.831953
8 h after dark	0.6700103333333334	0.495132	0.96399
12 h after dark	1.127049	0.794851	1.71731