condition	mean	min	max
4 h after light	1.863	1.50017	2.22583
8 h after light	0.7333795000000001	0.64649	0.820269
12 h after light	1.144043	0.854396	1.43369
4 h after dark	6.34983	5.45339	7.24627
8 h after dark	4.389645	4.32298	4.45631
12 h after dark	3.27944	2.74174	3.81714