condition	mean	min	max
4 h after light	3.350895	1.85694	4.84485
8 h after light	13.232590000000002	8.82858	17.6366
12 h after light	8.38208	6.85887	9.90529
4 h after dark	7.506783333333334	6.05103	10.3711
8 h after dark	3.947346666666667	2.15071	7.17896
12 h after dark	3.47292	0.0	5.9081