condition	mean	min	max
4 h after light	0.279313	0.215512	0.343114
8 h after light	0.3645215	0.294539	0.434504
12 h after light	0.2141405	0.164252	0.264029
4 h after dark	0.07055853333333333	0.0	0.149076
8 h after dark	0.1361774	0.0	0.331162
12 h after dark	0.21412066666666665	0.185212	0.22972