condition	mean	min	max
4 h after light	0.2938975	0.146093	0.441702
8 h after light	0.2385775	0.0	0.477155
12 h after light	0.1456895	0.0	0.291379
4 h after dark	0.25651999999999997	0.254679	0.258361
8 h after dark	0.253568	0.127627	0.379509
12 h after dark	0.429839	0.105789	0.753889