condition	mean	min	max
4 h after light	0.211756	0.210933	0.212579
8 h after light	0.448726	0.415204	0.482248
12 h after light	0.510402	0.462768	0.558036
4 h after dark	0.5558185	0.514795	0.596842
8 h after dark	0.504471	0.497529	0.511413
12 h after dark	0.4257975	0.362827	0.488768